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Circumference And Area Of Circle
Test Description: Circumference and area of a circle
Instructions: Answer all questions to get your test result.
1) Find the circumference of a circle if the radius is 14.3 feet. (Use 3.14 for Pi.)
A
89.804 feet
B
6,420.986 feet
C
642.0986 feet
D
898.04 feet
2) Find the circumference of a circle if the diameter is 15 inches. (Use 3.14 for Pi.)
A
706.5 inches
B
94.2 inches
C
47.1 inches
D
21.98 inches
3) Find the circumference of a circle if the diameter is 30 feet. (Use 3.14 for Pi.)
A
94.2 feet
B
765 feet
C
188.4 feet
D
2,826 feet
4) The circumference of a circle with a diameter of 20 millimeters is ? (Use 3.14 for Pi.)
A
63 mm
B
126.6 mm
C
62.8 mm
D
125.6 mm
5) Find the area of a circle if the radius is 5 feet. (Use 3.14 for Pi.)
A
314 square feet
B
78.5 square feet
C
31.4 square feet
D
15.7 square feet
6) Find the area of a circle if the radius is 15 centimeters. (Use 3.14 for Pi.)
A
47.1 square cm
B
2,826 square cm
C
706.5 square cm
D
94.2 square cm
7) Find the area of a circle if the diameter is 14 feet. (Use 3.14 for Pi.)
A
615.44 square ft
B
87.92 square ft
C
43.96 square ft
D
153.86 square ft
8) Find the area of a circle with a diameter of 50 inches. (Use 3.14 for Pi.)
A
785 square inches
B
7,852.5 square inches
C
157 square inches
D
1,962.5 square inches
9) Find the area of a circle with a diameter of 16 meters. (Use 3.14 for Pi.)
A
188.96 square meters
B
50.04 square meters
C
25.12 square meters
D
200.96 square meters
10) Find the area of a quarter which has a diameter of 4.8 centimeters. (Use 3.14 for Pi and round to the nearest thousandth.)
A
18.080 square centimeters
B
18.086 square centimeters
C
15.072 square centimeters
D
14.972 square centimeters
*select an answer for all questions
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