# Lesson 12

Volume of Right Prisms

### Problem 1

1. Select all the prisms.

### Solution

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### Problem 2

The volume of both of these trapezoidal prisms is 24 cubic units. Their heights are 6 and 8 units, as labeled. What is the area of a trapezoidal base of each prism?

### Solution

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### Problem 3

Two angles are complementary. One has a measure of 19 degrees. What is the measure of the other?

### Solution

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(From Unit 7, Lesson 2.)

### Problem 4

Two angles are supplementary. One has a measure that is twice as large as the other. Find the two angle measures.

### Solution

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(From Unit 7, Lesson 2.)

### Problem 5

Match each expression in the first list with an equivalent expression from the second list.

### Solution

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(From Unit 6, Lesson 22.)

### Problem 6

Clare paid 50% more for her notebook than Priya paid for hers. Priya paid $$x$$ for her notebook and Clare paid $$y$$ dollars for hers. Write an equation that represents the relationship between $$y$$ and $$x$$.

### Solution

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(From Unit 4, Lesson 8.)