| Use 3.14 for PI. |
1) N/5 = 8/20, N=
| 2) N/3 = 12/18, N=
| 3) N/6 = 24/48, N=
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4) N/10 = 6/30, N=
| 5) N/7 = 30/35, N=
| 6) N/9 = 12/36, N=
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7) Find the circumference of a circle with a radius of 8 inches.
| 8) Find the circumference of a circle with a diameter of 9 feet.
| 9) Find the circumference of a circle with a radius of 19 meters.
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10) Find the area of a circle with a radius of 5 feet.
| 11) Find the area of a circle with a diameter of 10 inches.
| 12) Find the area of a circle with a radius of 14 meters.
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13) Find the area of a box that measures 15 cm by 8 cm by 11 cm.
| 14) Find the area of a box that measures 11 cm by 6 cm by 19 cm.
| 15) Find the area of a box that measures 7 cm by 19 cm by 12 cm.
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16) What is the area of a cylinder that is 25 inches tall and has a radius of 5 inches?
| 17) What is the area of a cylinder that is 9 inches tall and has a radius of 9 inches?
| 18) What is the area of a cylinder that is 16 inches tall and has a radius of 7 inches?
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19) What is the area of a cylinder that is 9 inches tall and has a radius of 10 inches?
| 20) Sue filled a box that was 7 feet high, 7 feet wide, and 10 feet deep with green jelly. If the green jelly weighs 10 pounds per square foot, then how much will the box full of green jelly weigh?
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