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The area of a circle is 64π m². What is the circumference, in meters? Express your answer in terms of \piπ.

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Sagot :

Answer:

Step-by-step explanation:

the equasion to find the curcumfrence is C=2√Aπ, so 64x3.14=200.96, and the √ of 200.96 is 14.1760361173x2=28.3520722347.

IT IS PROBABLY WRONG, BUT I TRIED!!!!! YOU DONT NEED TO GIVE ME POINTS IF IT IS WRONG.

Answer:  i got c= 28.36m²

Step-by-step explanation:

A=πr2

C=2πr

Solving for C

C=2πA=2·π·64≈28.35926