NathanielAmara NathanielAmara

25-11-2020
Mathematics

contestada

Find the circumference of a circle whose
area is 49pi sq units.

Respuesta :

Lincy990 Lincy990

25-11-2020

Circumference of a Circle,C=2πr

π=3.14
r= of the circle

Area of the circle= πr²

We know that
Area= 49 π²

πr²=49

r²=49/π
=49/3.14
=15.60
r= √15.60
=3.9 units

Circumference of a Circle,C=2πr
=2*3.14*3.9
=24.492 units

Answer Link

05idiram88366 05idiram88366

01-03-2022

Answer: C=2πr

r Radius

Answer Link

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