**
5). (2 points) **

**Find the area of this quarter-circle (1/4 of a circle):**

Area: __________

6). (2 points)

**Find the area of this figure (upper part is a half-circle):**

Area: __________

7). (3 points)
**A car has wheels with a radius of 1 foot. How many revolutions does each of these car wheels make in 1 mile? (1 mile = 5280 feet)**
Answer: __________