What is the area of a circle with a diameter of 21 centimeters?
Answers
Answered by
6
diameter=21
radius=21/2
area of the circle
= pie r^2
=22/7×21/2×21/2
=693/2
=346•5 cm^2
radius=21/2
area of the circle
= pie r^2
=22/7×21/2×21/2
=693/2
=346•5 cm^2
mathupto12:
this ans is more accurate
really
hmmm
okk
Answered by
7
Area of circle=πr^2
Diameter=21cm
so area will be
22/7×10.5×10.5
=3.14×10.5×10.5
=346.185cmsquare.
Diameter=21cm
so area will be
22/7×10.5×10.5
=3.14×10.5×10.5
=346.185cmsquare.
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