The area of circle is 154 cm square. its diameter is
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Answered by
10
area of cirlcle=154
πr^2=154
22/7 x r^2=154
r^2=154x7/22
r^2=49
r= √49
r=7cm
πr^2=154
22/7 x r^2=154
r^2=154x7/22
r^2=49
r= √49
r=7cm
Answered by
7
area is pie×r^2..
so 22/7 ×r^2 = 154
r^2=- 154×7/22
=49
r= Sq root of 49
=7
so diameter is 2r=2×7
=14
so 22/7 ×r^2 = 154
r^2=- 154×7/22
=49
r= Sq root of 49
=7
so diameter is 2r=2×7
=14
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