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03-01-2022
Mathematics

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PLEASE HELP ASAP!

The circumference of a circle is 84 cm. What is the area, in square centimeters?
Express your answer in terms of pi.

PLEASE HELP ASAP The circumference of a circle is 84 cm What is the area in square centimeters Express your answer in terms of pi class=

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Аноним Аноним

03-01-2022

Answer:

16π cm²

Step-by-step explanation:

We know that

Circumference = 2πr

=> 8π = 2πr

=> 8 = 2r

=> 8/2 = r

=> 4 = r

Now,

Area of circle = πr²

=> π × (4)²

=> π × 16

=> 16π cm²

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