Grade 5 HMH Go Math - NEW Answer keys Chapter 11: Geometry and Volume; Lesson 2: Triangles

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Grade 5 HMH Go Math - NEW

Chapter 11: Geometry and Volume; Lesson 2: Triangles

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Problem Solving

Question 10 (request help)
Draw 2 equilateral triangles that are congruent and share a side. What polygon is formed? Is it a regular polygon?

	What polygon is formed?
	Is it a regular polygon?

Question 11 (request help)
What’s the Error? Shannon said that a triangle with exactly 2 congruent sides and an obtuse angle is an equilateral obtuse triangle. Describe her error.
Type below:

Question 12 (request help)
Test Prep Which kind of triangle has exactly 2 congruent sides?
- isosceles
- equilateral
- scalene
- right

Classify the triangles in the structures below. Write isosceles, scalene, or equilateral. Then write acute, obtuse, or right.

	\(\triangle\)
	\(\angle\)

	\(\triangle\)
	\(\angle\)