Find the area of a circle that has a diameter of 4.2cm
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3
Given
diameter of circle = 4.2cm
radius of circle = 4.2/2
To find = area of circle
Area of circle = pie*r^2
= 22/7*4.2/2*4.2/2
= 13.86m^2
diameter of circle = 4.2cm
radius of circle = 4.2/2
To find = area of circle
Area of circle = pie*r^2
= 22/7*4.2/2*4.2/2
= 13.86m^2
MissMishthiArora:
there should ne 13.86cm^2
Answered by
1
Diameter of circle = 4.2 cm
Radius = 4.2/2
= 2.1cm
Area = pi r square
= 22/7×21/10×21/10
= 13.86cm square
I hope it helps you....
Pls mark me as brainliest
Radius = 4.2/2
= 2.1cm
Area = pi r square
= 22/7×21/10×21/10
= 13.86cm square
I hope it helps you....
Pls mark me as brainliest
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