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4.Krissa drew a circle with a radius of 4 inches. Fill in the blanks. The area of the circle is _______ square inches and the circumference is _______ inches. 64π, 16π 16π, 8π 16π, 64π 8π, 16π
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Apr 14, 2019
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4.Krissa drew a circle with a radius of 4 inches.
Fill in the blanks.
The area of the circle is _______ square inches and the circumference is _______ inches.
64π, 16π
16π, 8π
16π, 64π
8π, 16π
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Jeeves
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Answer: second option: 16π, 8π
Step-by-step explanation:
1) To calculate the area use the formula:
Area = π (radius)^2
radius = 4 in => area = π (4 in)^2 = 16π in^2
2) To compute the circumference use the formula:
Circumference = 2π(radius)
=> Circumference = 2π (4 in) = 8π in.
Mumbasa
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Apr 18, 2019
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