Algebraic Representations of Dilations Practice and Problem Solving: D Use triangle ABC for Exercises 1-4. The center of dilation is the origin and (x, y) (3x, 3y). _____________, Explanation: y = 2/3 . Download Go Math Grade 8 Chapter 10 Transformations and Similarity Answer Key PDF and begin your practice. Answer: Type below: Type below: 320, Algebraic Representations of Dilations Page No. Texas Go Math Grade 8 Lesson 13.2 Explore Activity Answer Key. Options: The figure is dilated by a factor of 2, but the orientation of the figure in the coordinate plane is rotated 180, Question 1. _____________, Answer: relay for life dates 2022. Label each image with the So, the corresponding S are congruent. June 5, 2022 Posted by: Category: Uncategorized Highlight key terms and topics. _____________, Answer: Answer: endstream endobj 134 0 obj <>stream Image perimeter: _________, Answer: (-1, -1), Question 6. (x, y) -> (-x, y); (x, y) -> (3x, 3y) A(0, 2) A'(0, 4) So, the scale factor of the dilation is 3/4. The scale factor of the dilation is _______. a. x + 1 Options: BD/BD = 6/2 = 3 (3, 8) Apply the indicated sequence of transformations to the square. by cfelg. a = 5, Question 5. 1/3x = 1 (3, 4) Type below: Type below: Type below: _____________, Answer: Type below: What is the algebraic representation of this dilation? Question 2. y = -1/3 . scale factor = 3, Explanation: Type below: The best learning comes with the best learning guide. 37, 53, and 90, Question 6. (4, 0) Answer: Type below: (-7, -4) The blueprint is the preimage and the house is the dilated image. translation 2 units left and 2 units up, Question 6. (x, y) -> (-x, y); (x, y) -> (x, 3y) The homeowner wants this room to be 25% larger. One inch on the blueprint represents how many inches in the actual house? _____________, Answer: (x, y) -> (x, -y); (x, y) -> (3x, 3y), Question 4. Answer: Two triangles, Triangle 1 and Triangle 2, are similar. (x, y) -> (x +5, y-6), Question 3. d. A rectangular room has coordinates Q(2, 2), R(7, 2), S(7, 5), and T(2, 5) on the blueprint. 66`! S0\WbgU`U`6$ &m. A designer creates a drawing of a triangular sign on centimeter grid paper for a new business. x = 2 . 715 Module 20 Lesson 2 Algebraic Representation of Dilation. F(2, 2) F'(2 1.5, 2 1.5) F'(3, 3) .. (1) The square is dilated under the dilation (x, y) (0.25x, 0.25y). Type below: A square on the coordinate plane has vertices at (3, 3), (3, 3), (3, 3), and (3, 3). h2U0P62 24Ey%!E perimeter of the original square = 6 + 6 + 6 + 6 = 24 Some dilations are reductions. The corresponding angles of triangle ABC and triangle ABC are congruent. C: (x, y) (x 5, y 6) c. (x, y) -> (x, -y); (x, y) -> (3x, y) The center of dilation is the origin. _____________, Explanation: Thus, the dilation has no effects on the measures of the angles of the image. _____________, Answer: I can describe what happens when two-dimensional figures are transformed using coordinates. Answer: B: Rotate the square 180 around the origin. 4. (-6, -2) _____________, Explanation: Displaying all worksheets related to - Algebraic Representations Of Dialations. Question 3. Area = 64 square units, Explanation: The algebric dilation is (x, y) (48x, 48y). Type below: (0, 4) A dilation with center (0, 0) and scale factor k is applied to a polygon. 2a + a = 8 + 7 Algebraic Representations Of Dialations Worksheets - total of 8 printable worksheets available for this concept. a year ago. (7, 4) Type below: (0, -4) Coordinates after dilation by 3.75 in. d. (x, y) (\(\frac{2}{3}\)x, y) Purple square -> (x, y) -> (1/2x, 1/2y), Question 6. Try keep it short so that it is easy for people to scan your page. The TEKS targeted in these notes are: 8.10(A) generalize the properties of orientation and congruence of rotations, reflections, translations, and dilations of two dimensional shapes on a coordinate plane 8.10(B) differentiate between transformations that preserve congruence and those that do not 8.10(C) explain the effect of . 3x = 1 H (7.5, 6) A. A dilation of the square has vertices at (4, 4), (4, 4), (4, 4), and (4, 4). Type below: Type below: Both Triangle S have Angle S of measures 38, 67 and 75. _____________, Answer: Write two algebraic representations, one for the dilation to the green square and one for the dilation to the purple square. C: (x, y) (x 5, y 6) Explain your reasoning. figure B (x, y) -> (1.5x, 1.5y) (0, 4) _____________, Answer: Communicate Mathematical Ideas Triangle ABC has coordinates A(1, 5), B(-2, 1), and C(-2, 4). Considering the fact that the y coordinate stayed the same and the fact that x coordinate is multiplied with a number smaller then 1, we can conclude that given figure is horizontally shrinked. (3, 2), (1, 2), (3, 1), (1, 1) (x, y) -> (1/5x, 1/5y), Question 10. (0, -6) perimeter of the image = 12 + 12 + 12 + 12 = 48, Question 20. (x, y) (\(\frac{2}{3}\)x, y) y = 3x 1 Question 2. _____________, Answer: Then write an algebraic rule to describe the dilation. _____________. In the given expression, we can notice that the x coordinate is multiplied with 0.5 and that the y-coordinate is multiplied with 1.5. Problem 1 What are the characteristics of an enlargement? (x, y) (0.5x, 1.5y) After calculating the coordinates, we can graph every point of the image after dilation and connect them to get the wanted figure. You can use dilations when drawing or designing, Question 1. 2x = 6 Critique Reasoning The set for a school play needs a replica of a historic building painted on a backdrop that is 20 feet long and 16 feet high. Reflection over x-axis (x, y) -> (x, -y) c. Write the algebraic representation of the dilation from the blueprint to the house. Identify the scale factor used in each dilation. B: Rotate the square 180 around the origin. _____________, Answer: figure B The vertices of the ditilated image are X'(1, 1), Y'(3, 3) and Z'(1, 3), Texas Go Math Grade 8 Lesson 13.2 Guided Practice Answer Key. Explanation: d. (15, 10), (5, 10), (15, 5), (5, 5), Answer: If the center of dilation is the origin and the scale factor is 3, graph the dilated image P'Q'R'. f& d. y = 3x 1, Explanation: What are the coordinates of the vertices of the image after a dilation with the origin as its center and a scale factor of 1.5? This is called a reduction. Answer: _____________, Answer: I know that triangle ABC is a dilation of triangle ABC because the ratios of the corresponding x-coordinates are _______ and the ratios of the corresponding y-coordinates are _______. Original perimeter: _________ (4, 0) For 711, tell whether one figure is a dilation of the other or not. (-2.5, 2.5) The ratios of the lengths of the corresponding sides are not equal. Find the angle measures of the actual sign. Each coordinate of Triangle UVW is 3/4 times the corresponding coordinate of Triangle UVW. (2, -2) lesson 10 2 algebraic representations of dilationsbsn sports track order numberbsn sports track order number Each coordinate of Triangle UVW is 3/4 times the corresponding coordinate of Triangle UVW. Image perimeter: _________, Answer: The explanations seen in Go Math Grade 8 Answer Key Chapter 10 are prepared by the concerned subject experts. The figure is dilated by a scale factor of 5 and rotated 90 clockwise. At least one transformation must be a dilation with a scale factor other than 1, Question 6. Section 10.1: Properties of Dilations. Then apply the dilation (x, y) (\(\frac{3}{2}\)x, \(\frac{3}{2}\)y) and write the coordinates of the vertices of the image in the second column. b. Is this the same as translating the graph up 5 units and then dilating by a scale factor of 3? Dilate the image by a scale factor of 1/3 and reflect it back across the x-axis. Question 9. Communicate Mathematical Ideas Triangle ABC has coordinates A(1, 5), B(-2, 1), and C(-2, 4). x = 3 Triangle RST has angles measuring 67 and 38. perimeter of the image = 12 + 12 + 12 + 12 = 48, Question 20. Explanation: Answer: (-1, 1) Firstly, we will write the coordinates of the vertices of the preimage. Scale factor: _________ (0, 1) Green square: (x, y) (2x, 2y) The coordinates of the vertices of the original image are multiplied by _1 2 LJKG i 80`- wMK0,7 {1L`j7 Fi@W_w ~H; po0]uWuvGG]nB\9LgxG:1~}_ G Which equation does not represent a line with an x-intercept of 3? Type below: b. a = \(\frac{1}{3}\) Answer: Let x and y be the coordinates of the original image When a dilation n the coordinate plane has the origin as the center of dilation, you can find points on the dilated image by multiplying the x- and y-coordinates of the original figure by the scale factor k, that is Answer: x = 3 Both Triangle S have Angle S of measures 38, 67 and 75. House dimensions: 25ft by 15ft, Question 10. (-2, 0) Perimeter = ________ units B: Rotate the square 180 around the origin. d. (x, y) (\(\frac{2}{3}\)x, y) The corresponding angles of triangle ABC and triangle ABC are _______. Multiply each coordinate by the scale . d. The shorter leg of the drawing is currently on the left. Rotate the image 90 counterclockwise and dilate it by a factor of 1/5. The figure and its final image are congruent. b. R'(8.75, 2.5), No; one figure is not a dilation of the other, Explanation: _____________, Answer: Dilate each figure with the origin as the center of dilation. (-2, 0) What is the algebraic representation of this dilation? a. a. Algebric rule of dilation will be (x, y) (\(\frac{1}{4}\)x, \(\frac{1}{4}\)y), Question 11. c. (x, y) -> (3x, 3y) (-6, -2) area = l.w = 8 .8 = 64, Question 6. A dilation of the square has vertices at (6, 6), (6, 6), (6, 6), and (6, 6). Explanation: Perimeter = 2l + 2w = 2(8) + 2(8) = 32 This 8th-grade geometry guided notes and activity bundle is a great way for your students to learn about solving transformations, angle relationships, and 2d views of three-dimensional models! (x, y) -> (-x, y), Question 11. ratio of y-coordinates = -4/-2 = 2, Question 2. ratio of y-coordinates = 4/2 = 2 (x, y) (\(\frac{3}{2}\)x, \(\frac{3}{2}\)y) c. (x, y) (x, 2y) Justify Reasoning The graph of the line y = x is dilated by a scale factor of 3 and then translated up 5 units. Describe two transformations that will do this. Save or instantly send your ready documents. C'((3. Type below: The figures are similar is they are the same shape but different size SO one is a dilation of the other, Question 11. When k is between 0 and 1, the dilation is a reduction by the scale factor k. 10/4 = 2.5 (x, y) -> (1.5x, 1.5y) _____________, Answer: [GET] Lesson 10.2 Practice B Geometry Answers Pages 603-611 A 4 B 5 C 5.62 D 6.31 E 5.83 8. ________. Divide a side length of the dilated figure by the corresponding side length of the original figure. When a dilation in the coordinate plane has the origin as the center of dilation, we can find points on the dilated image by multiplying the x and y coordinates of the original figure by the scale factor. I know that triangle ABC is a dilation of triangle ABC because the ratios of the corresponding x-coordinates are equal and the ratios of the corresponding y-coordinates are equal. _____________, Explanation: B = (4, 2), B = (2, 1); A'(-\(\frac{1}{2}\), 1) , B'(\(\frac{1}{2}\), 1) C'(0, -1). Question 1. (x, y) -> (1/4x, 1/4y) (2, -2) The figure and its final image are congruent. ________. Q'(2.5, 2.5), All the explanations are given by the best online maths experts. What are the vertices of the dilated image? Type below: algebraic rule of the dilation: (x, y) -> (1/4x, 1/4y), Question 11. _____________, Answer: Total Meals Sent Learn More. b. (x, y) (y, -x) Picture below shows the image of the figure before and after dilation. ratio of y-coordinates = _______ After the sequencing of transformations, reflection over the y-axis. ALGEBRAIC REPRESENTATIONS OF DILATIONS WORKSHEET Problem 1 : The triangle PQR shown on the grid is the pre-image. c. What are the perimeter and area of the preimage? Properties of Dilations Lesson Check Page No. LESSON 10-2 Practice and Problem Solving: A/B 1. A dilation can produce a larger figure (an enlargement) or a smaller figure (a reduction). scale factor = 3, Explanation: For each pair of corresponding vertices, find the ratio of the x-coordinates and the ratio of the y-coordinates. b. The blueprints are plotted on a coordinate plane. 2 bedroom house for rent in evanston, il lesson 10 2 algebraic representations of dilations. Type below: Type below: Quadrilateral DEFG has sides measuring 16 m, 28 m, 24 m, and 20 m. Quadrilateral DEFG has sides measuring 20 m, 35 m, 30 m, and 25 m. Critique Reasoning The set for a school play needs a replica of a historic building painted on a backdrop that is 20 feet long and 16 feet high. area = l.w = 2 . (x, y) -> (x +5, y-6), Question 3. Question 12. ratio of y-coordinates = ____________, Answer: Type below: dilations map a line segment (the preimage) to another line segment whose length is the product of the scale factor and the length of the preimage Dilation Property #6 dilations map a line not passing through the center of dilation to a parallel line and leave a line passing through the center unchanged k= image over preimage . Type below: perimeter of the image = 8 + 8 + 8 + 8 = 32, Question 20. (x, y) (\(\frac{1}{2}\)x, \(\frac{1}{2}\)y), Question 6. 24/8 = 3 mm scale factor of \(\frac{1}{3}\) What is the effect on the figure when k > 1? 325, Algebraic Representations of Dilations Lesson Check Page No. _____________, Answer: Answer: The ratio of the lengths of the corresponding sides of triangle ABC and triangle ABC equals 2. )ABC ratio of y-coordinates = 4/2 = 2 how to install glue down carpet tiles > calgary obituaries 2021 > lesson 10 2 algebraic representations of dilations. h2S0PP02]KsSJ Tu! The dimension of a new room on a blueprint is now: ADDITIONAL EXAMPLE 1 Graph the image of rectangle JKLM after a dilation with the origin as its center and a scale factor of 2. MNOP has vertices at M(4.5, 6), N(9, 6), O'(9, 10.5), and P'(4.5, 10.5). Unit 9 Review. Notes. Dilation is a process of changing the size of an object while the object remains in the same Shape. Options: a. Graph the image. Determine whether the given representation is representative of a linear, exponential, or quadratic function. 37, 53, and 90, Question 6. _____________, Answer: Painted replica is 20 feet long and 16 feet high The actual building measures 400 feet long and 320 feet high. Type below: (-5, 0) d = \(\sqrt{\left(x_{2}-x_{1}\right)^{2}+\left(y_{2}-y_{1}\right)^{2}}\) The actual building measures 400 feet long and 320 feet high. _____________. Explain how this can happen. 715 Module 20 Lesson 2 Algebraic Representation of Dilation DRAFT. The blueprints are plotted on a coordinate plane. (-4, 3) (x, y) (0.5x, 1.5y) How does the dilation affect the length of line segments? (x, y) -> (x+3, y+5), Question 5. _____________, Answer: (0, 1) ratio of x-coordinates = -4/-2 = 2 We have provided the Go Math Grade 8 Answer Key Chapter 10 Transformations and Similarity in the pdf format so that you can practice in online and offline mode. Identify the sequence of transformations that will reflect a figure over the x-axis and then dilate it by a scale factor of 3. A dilation takes a line not passing through the center of the dilation to a parallel line, and leaves a line passing through the center unchanged. Perimeter = ________ units The vertices of the dilated image are F'(3.5, 3.5), G'(7.5, 3.5), H'(7.5, 6) and I'(, 9). Filled table is shown in the picture below. MN = \(\sqrt{(3)^{2}+(0)^{2}}\) Answer: Rotate the drawing 180 around the origin. c. a reflection across the y-axis Question 12. How does the dilation affect angle measures? What will the dimensions of the new room be, in feet, in the new house? How many feet? The scale factor of the dilation is 2. The lengths are 240 cm, 320 cm, and 400 cm, Question 6. Answer: x = 1/3, Question 6. In Exercises 710, the transformation of a figure into its image is described. In Exercises 710, the transformation of a figure into its image is described. 8.10.C: Description: explain the effect of translations, reflections over the x- or y-axis, and rotations limited to 90, 180, 270, and 360 as applied to two-dimensional shapes on a coordinate plane using an algebraic representation; and . _____________, Answer: e. What are the dimensions of the new room, in inches, on the blueprint? (x, y) -> (1.5x, 1.5y) Explain. (-2, 0) (-1, -1) Type below: (show solution) Question 6 (request help) Critical Thinking A triangle has vertices A (-5, -4), B (2, 6), and C (4, -3). (3) horizontally shrinks by a factor of 0.5 and vertically stretches by a factor of 1.5, Question 13. Therefore, MNPQ is not a dilation of MNPQ, Question 8. coordinates for C (-1, -1) lesson 10 2 algebraic representations of dilations 12th June 2022 . Area = ________ square units, Answer: The blue square is the preimage. 21/7 = 3 mm MN = \(\sqrt{20.25}\) dilation by scale factor of 3 (x, y) -> (3x, 3y) _____________. The scale factor k describes how much the figure is enlarged or reduced. The image is congruent to the original figure. 24/8 = 3 mm Answer: Type below: CorrectionKey=B Transformations and Similarity MODULE 10 3. Green square -> (x, y) -> (2x, 2y) Dilation Geometry Definition: A dilation is a proportional stretch or shrink of an image on the coordinate plane based on a scale factor. figure C B(2, 6) B'(3 2, 3 6) B'(6, 12) (2) coordinates for A Explain your reasoning. _____________. Question 7. ratio of y-coordinates = 2/1 = 2 c. y = \(\frac{2}{3}\)x 2 Type below: a. C: (x, y) (x 5, y 6) In feet 6.25 4 = 25ft and 3.75 4 = 15 ft, Question 10. Rotate the drawing 180 around the origin. endstream endobj 135 0 obj <>stream Algebraic Representations of Dilations - 2. How does the dilation affect the length of line segments? _____________, Explanation: In the given expression, we can notice that the x coordinate is multiplied with \(\frac{2}{3}\). _____________, Explanation: What are the vertices of the dilated image? Type below: Scale factor of 1.5 ________ inches $JTdDP~~@ x Type below: (0, -4) a. length |QR| = |8.75 2.5| = 6.25 inch _____________. Question 1. Image perimeter: 32, Explanation: _____________, Question 12. Therefore, considering the fact that the coordinate is multiplied with a number smaller then 1 and the fact that the y coordinate is multiplied with a number bigger then 1, we can conclude that given figure is horizontally shrikned and vertically streched. On a coordinate plane, triangle UVW has coordinates U(20, 12), V(8, 6), and W(24, -4). (x, y) -> (-y, x) Scale factor = 2 MNPQ is not a dilation of MNPQ, Explanation: Type below: MN = \(\sqrt{(6-3)^{2}+(4-4)^{2}}\) 1/3x = 1 Scale factor = 2 (1, 1) _____________, Answer: Question 5. D: (x, y) (\(\frac{1}{2}\)x, \(\frac{1}{2}\)y) _____________, Answer: Answer: (x, y) -> (1/3x, 1/3y), Question 8. Find the lengths of the sides of the actual sign. Type below: _____________, Answer: Type below: d. What are the perimeter and area of the image? The arrow shown is the preimage. Explain how this can happen. Type below: The perimeter of the image is the perimeter of the original figure times the scale factor, Question 1. b. 3a = 15 The sides are proportional. _____________. C = (-2, -4), C = (-1, -2); 90 clockwise rotation, Question 12. A valuable lesson for a happy life (2:33 mins) After viewing this, the facilitator will ask the participants to identify the rocks, pebbles and sands in their life. Date Class LESSON Algebraic Representations of Dilations Reteach You dilate a figure using the origin as the center of . coordinates for B Quadrilateral MNPQ is the same shape but a different size than quadrilateral MNPQ. _____________, Answer: _____________, Answer: _____________, Explanation: a. Graph the image. Type below: A: (x, y) (-x, y) ratio of x-coordinates = 2 7. 2 7 3 12 4 19 5 28 Type of function: Justification: 8. Question 3. Dilation Geometry Definition Before you learn how to perform dilations, let's quickly review the definition of dilations in math terms. (0, 4) A_____ B_____ C_____ 2. Algebraic Representations of Dilations You dilate a figure using the origin as the center of dilation. Answer: (x, y) (2.5x, 2.5y) Describe how the graph of y = x shown at the right is changed through each of the following transformations. Page 338: Performance Tasks. Name:&_____& &&&&&Date:&_____& Lesson:'10.2'Algebraic'Representations'of'Dilations'' (-2.5, 2.5) ALGEBRAIC REPRESENTATIONS OF DILATIONS When a dilation in the coordinate plane has the origin as the center of dilation, we can find points on the dilated image by multiplying the x and y coordinates of the original figure by the scale factor. The business owner would like it on the top. _____________, Answer: For scale factors between 0 and 1, the image is smaller than the preimage. https://www.emathinstruction.com . Answer: About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features Press Copyright Contact us Creators . Worksheets are Algebraic representations of dilations, Correctionkeyb transformations and similarity module 10, Lesson algebraic representations of transformations 9 4, Do not edit changes must be made through file info, Pre algebra, Graph the image of the figure using the transformation, Ixl skill alignment, Unit . Quadrilateral MNPQ has side lengths of 5 mm, 8 mm, 7 mm, and 4 mm. Question 7. velvet carpet for bedroom. Is this the same as translating the graph up 5 units and then dilating by a scale factor of 3? Given M(4.5, 6), N(9, 6), 0(9, 10.5), P(4.5, 10.5) and M'(3, 4), N'(6, 4), O'(6, 7), M(3, 7) center at the origin, Let us represent the dilation algebraically. What dilation can you apply to the image to return it to the original preimage? Triangle XYZ has angles measuring 29 and 92. Learning is not only important but understanding the concepts is also important for the students to enhance their skills. A. How many feet? Two triangles, Triangle 1 and Triangle 2, are similar. The scale factor is \(\frac{1}{4}\) Type below: This is a bundle of all first grade Illustrative Math-Friendly Units 1-8. 6cm 40 = 240cm MN = \(\sqrt{(4.5)^{2}+(0)^{2}}\) Type below: A(1, 5) A'( 2 1, 2 5) A'(- 2,- 10) .. (1) Describe what happens to a figure when the given sequence of transformations is applied to it: (x, y) (-x, y); (x, y) (0.5x, 0.5y); (x, y) (x 2, y + 2) AB/AB = 2/4 = 1/2 Justify Reasoning The graph of the line y = x is dilated by a scale factor of 3 and then translated up 5 units. lesson 10 2 algebraic representations of dilations. In this unit we review the basic concept of a function and emphasize multiple representations of these foundational tools. What is the scale factor in terms of inches to inches? endstream endobj 137 0 obj <>stream area = l.w = 2 . facial recognition time clock no monthly fee; mower deck spindle replacement In the given expression, we can notice that the y coordinate is multiplied with 2 Considering the fact that the x coordinate stayed the same and the fact that the y coordinate is multiplied with a number bigger then 1, we can conclude that given figure is vertically streched. (-1, 1) _____________, Answer: Write the coordinates of the vertices of the preimage in the first column of the table. Dilate each figure with the origin as the center of dilation. Critique Reasoning The set for a school play needs a replica of a historic building painted on a backdrop that is 20 feet long and 16 feet high. Type below: A: (x, y) (-x, y) (7, 8) To create the actual sign shown, the drawing must be dilated using a scale factor of 40. The ratio of the lengths of the corresponding sides of triangle ABC and triangle ABC equals _______. Sketch triangle ABC and ABC for the dilation (x, y) (-2x, 2y). _____________, Explanation: (4, 0) x = 3 20.2 Algebraic Representations of Dilations. H(5, 4) H'(5 1.5, 4 1.5) H'(7.5, 6) (4) (-3, -8) C: (x, y) (x 5, y 6) Answer: Type below: _____________, Answer: Since the center of dilation is (0, 0), you can simply divide all . Describe the transformations that will transform the image back into the original figure. Page 333: Ready to Go On? Is the crewmembers calculation correct if the painted replica is to cover the entire backdrop? rotate 90counterclockwise, Question 4. (2, 2) Scale factor: _________ (x, y) ( x, -y) (-4, 2) Find the lengths of the sides of the actual sign. e. What are the dimensions of the new room, in inches, on the blueprint? Write the coordinates of some of the points on first graph: A(-2, 4), B(2, 4), C(0, -4), and on second graph: Algebraic Representations of Dilations How can you describe the effect of a dilation on coordinates using an algebraic representation? 10.2 Algebraic Representation of Dilation - YouTube 8th grade go math 8th grade go math AboutPressCopyrightContact usCreatorsAdvertiseDevelopersTermsPrivacyPolicy & SafetyHow YouTube. dilation by scale factor of 3 (x, y) -> (3x, 3y) Question 12. Quadrilateral DEFG has sides measuring 16 m, 28 m, 24 m, and 20 m. Quadrilateral DEFG has sides measuring 20 m, 35 m, 30 m, and 25 m. 2), (3.6)) -> B'(6, 18)