the circumfrence of a circle is 44 cm
find its are in square
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Step-by-step explanation:
Correct option is
D
154cm
2
Let the length of radius of circle be rcm
Circumference of circle =2πr
44=2×
7
22
×r
r=
44
44×7
=7
r=7 cm
Area of circle =πr
2
=
7
22
×7×7
=154cm
2
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