Math, asked by harsh537, 1 year ago

diameter is 21 cm find the area of circle

Answers

Answered by utkbkkh
4
As we know diameter of circle=2*Radius
So radius of Circle=21/2 cm
Now,
Area of Circle= Per* r^2
=22*21*21/7*2*2
=5544 cm^2
Hope you like my answer and brainliest it
Answered by sandew
0
diameter=21cm
radius, r=21/2cm
A=22/7*21/2*21/2
=11*3*1.5
=49.5cm^2
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