radius of a circle is 7centimetre then find its area
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Answered by
0
Step-by-step explanation:
radius,r = 7 cm
then , the formula of the area of circle = πr^2
= π×7×7
= 49π
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Answered by
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Step-by-step explanation:
area = piR²
=22/7R²
R=7
so,
area= 22/7*7*7
= 22*7 (7&7 get cancelled)
=154
therefore, its area is 154 cm²
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