7. Find the circumference of a circle whose diameter is 3.2 meters. Round to the nearest tenth. A. 32.2 m B. 8.0 m C. 10.0 m D. 5.0 m

asked Nov 15, 2022 109k views

7 votes

7. Find the circumference of a circle whose diameter is 3.2 meters. Round to the nearest tenth.

A. 32.2 m

B. 8.0 m

C. 10.0 m

D. 5.0 m

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7 votes

The correct answer is C.10.0m

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Answer:

C. 10.0 m

Explanation:

$C=2\pi r$

radius is half of diameter

$r = (d)/(2) \\r=(3.2)/(2) \\$

C= 2 (3.14) (3.2)/(2)

$C= (3.14)3.2\\C=10$

Onezeno answered Nov 20, 2022

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