trey15norri trey15norri

05-05-2020
Mathematics

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Find the area of a circle with a circumference of 31.4 units.
help me please

Find the area of a circle with a circumference of 314 units help me please class=

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joshleemelendez joshleemelendez

05-05-2020

Answer:

Area = 78.5

Step-by-step explanation:

31.4 = 2 x pi X r

r = 31.4/(2xpi) = 31.4(2 x 3.14) = 5

Area = pi x r^2 = 3.14 X 5^2 =3.14 x 25 = 78.5 units^2

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