# Area And Circumference Of A Circle

15 Questions  Settings  Use your formulas for finding area and circumference of a circle to answer the following questions. All answers are rounded to the nearest TENTH. . . Please be careful to round your answers correctly!

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• 1.
Round to the nearest tenth. Find the circumference of a circle with a radius of 5.6 meters.
• A.

98.5

• B.

35.2

• C.

36.8

• D.

18.5

• 2.
• 3.
Round to the nearest tenth. Find the circumference of a circle with a radius of 30.9 centimeters.
• A.

194.1

• B.

2998.1

• C.

97.0

• D.

61.8

• 4.
Round to the nearest tenth. Find the area of a circle with a diameter of 19 mm.
• 5.
• A.

157.0

• B.

256.3

• C.

1962.5

• D.

503.1

• 6.
Round to the nearest tenth. Find the area of a circle with a radius of 13.8 m.
• 7.
Round to the nearest tenth. Find the area of a circle with a diameter of 46.2 cm.
• A.

6702.1

• B.

1587.3

• C.

1675.5

• D.

145.1

• 8.
• 9.
Round to the nearest tenth. Find the area of a circle with a diameter of 6.8 meters.
• A.

36.3

• B.

36.4

• C.

145.2

• D.

145.1

• 10.
Round to the nearest tenth. A spinkler can spray water 10 feet in all directions. How much area can the sprinkler water?
• A.

62.8 sq.feet

• B.

36.3 sq.feet

• C.

314.0 sq.feet

• D.

98.9 sq.feet

• 11.
• A.

50.2

• B.

45.6

• C.

15.3

• D.

25.1

• 12.
Round to the nearest tenth. Olivia used a stick to draw a circle in the sand. The circle was 4 meters in radius. How many square meters were inside the circle?
• A.

50.2

• B.

25.1

• C.

45.6

• D.

13.6

• 13.
• A.

307.7

• B.

615.4

• C.

87.9

• D.

14.0

• 14.
Round to the nearest tenth. Ryan used a drafting compass to draw a circle on paper. The circle was 12 cm in radius. How many square centimeters were inside the circle?
• A.

144.2

• B.

425.1

• C.

388.7

• D.

452.2

• 15.
Round to the nearest tenth. A pizza was cut into 8 equal pieces. John's crust on his piece measured 5 inches. From the point of his slice to the edge of his crust, how many inches long was John's slice?
• A.

78.5

• B.

40.0

• C.

12.7

• D.

6.4