Page 43 - Math Course 2 (Book 1)

Algebraic Equations: Use Formulas

Skill Practice!

Using Formulas

1. AIR TRAVEL 2. JOGGING
A plane is traveling 9 miles per minute. How much What is the rate, in feet per second, of a girl who jogs
time is needed to travel 216 miles? 315 feet in 45 seconds?

Find the perimeter and area of each rectangle.
3. 4.
2 mm

6 mm
5 ft

4 ft

5. a rectangle that is 21 inches long and 13 inches 6. a square that is 25 centimeters on each side
wide

Find the perimeter and area of each rectangle.
7. 20 in. 8.

Area = 210 m 2 10 m

Perimeter = 208 in
9. 10. 8 ft.

625 mi

Perimeter = 2402 mi Area = 216 ft 2
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