Illustrative Mathematics - Geometry - Unit 3 - Lesson 10

Last updated over 3 years ago

13 Nsɛmmisa

G.CO.8

Illustrative Mathematics - Geometry - Unit 3 - Lesson 10

Last updated over 3 years ago

13 Nsɛmmisa

Decide whether triangles ABC and DEC are similar. Explain or show your reasoning.

G.CO.8

What is the length of segment DF?

3 units

\frac{81}{4} units

36 units

48 units

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In triangle ABC, angle A is 75º and angle B is 20º. Select the triangle that is similar to triangle ABC.

triangle DEF where angle D is 75º and angle E is 20º

triangle DEF where angle D is 20º and angle E is 75º

triangle DEF where angle D is 85º and angle E is 20º

triangle DEF where angle D is 20º and angle E is 85º

G.CO.8

Sketch a pair of rectangles that are similar.

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This lesson is from Illustrative Mathematics. Geometry, Unit 3, Lesson 10. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/2/3/10/index.html ; accessed 29/July/2021.

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