Question

Find the area of circle, whose radius is 7 cm( π = 22 / 7)
(A) 156 cm²
(B) 154 cm²
(C) 157 cm²
(D) 158 cm²

Answer 1

Hi buddy
Area of circle is pie r square
=22/ 7 X 7square
=22/7 X 49
=22 X 7
=154 cm square
HOPE THIS HELPS
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Answer 2

hope it is helpful.
area of circle is πr^2
22/7* (7)^2
22/7*49
22*7
154 cm^2 (b).