20160426 20160426

17-02-2022
Mathematics

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Which of the following is the best estimate of the circumference of a circle that has a diameter of 7 feet? 42 ft 21 ft 14 ft 11 ft

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17-02-2022

Answer:

21 ft

Step-by-step explanation:

Formula of Circle=

πd

Substitute in 7 for d.

π(7)

We'll approximate π to 3.

3(7)

Multiply.

21

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