matejalynnp0nqo6 matejalynnp0nqo6

04-05-2018
Mathematics

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the circumference of a circle is 16 show how you can use this information to calculate the same circles area.

the circumference of a circle is 16 show how you can use this information to calculate the same circles area class=

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choixongdong choixongdong

04-05-2018

given C = 16π
but you know the formula of circumference of a circle : C= πd
so
C= πd
16π = πd
d = 16π / π
d = 16
radius r = d/ 2 = 16/2 = 8

Area of circle = πr^2 = π(8)^2 = 64π in^2

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