Illustrative Mathematics - Geometry - Unit 3 - Lesson 5
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8 Questions
1
1.
What is the measure of angle A'B'C'?
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2.
Triangle DEF is formed by connecting the midpoints of the sides of triangle ABC. The lengths of the sides of DEF are shown. What is the length of AB ?
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3.
Angle ABC is taken by a dilation with center P and scale factor \frac{1}{3} to angle A'B'C' . The measure of angle ABC is 21o. What is the measure of angle A'B'C' ?
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G.SRT.1.a
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4.
Draw 2 lines that could be the image of line m by a dilation. Label the lines n and p.
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G.SRT.1.a
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5.
Is it possible for polygon ABCDE to be dilated to figure VWXYZ? Explain your reasoning.
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6.
Triangle XYZ is scaled and the image is X'Y'Z'. Write 2 equations that could be used to solve for a.
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G.SRT.1.a
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7.
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This lesson is from Illustrative Mathematics. Geometry, Unit 3, Lesson 5. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/2/3/5/index.html ; accessed 29/July/2021.
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