Lesson 13: Practice Problems
Problem 1
Select all the polyhedra.
Problem 2
Is this polyhedron a prism, a pyramid, or neither? Explain how you know.
How many faces, edges, and vertices does it have?
Problem 3
Tyler said this net cannot be a net for a square prism because not all the faces are squares.
Do you agree with Tyler’s statement? Explain your reasoning.
Problem 4 From Unit 1 Lesson 8
Explain why each of the following triangles has an area of 9 square units.
Problem 5 From Unit 1 Lesson 9
A parallelogram has a base of 12 meters and a height of 1.5 meters. What is its area?
A triangle has a base of 16 inches and a height of
inches. What is its area? A parallelogram has an area of 28 square feet and a height of 4 feet. What is its base?
A triangle has an area of 32 square millimeters and a base of 8 millimeters. What is its height?
Problem 6 From Unit 1 Lesson 3
Find the area of the shaded region. Show or explain your reasoning.