the area of a circle is 154 cm ^2 . what is its radius
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hlo
your answer
area of circle = πr^2
area = 154
22/7 × r^2 = 154
r^2 = 154 × 7 / 22
r^2 = 1078 / 22
r^2 = 49
r = √49
r = 7
radius = 7 cm
hope it helps.♥
mark as brainly..
your answer
area of circle = πr^2
area = 154
22/7 × r^2 = 154
r^2 = 154 × 7 / 22
r^2 = 1078 / 22
r^2 = 49
r = √49
r = 7
radius = 7 cm
hope it helps.♥
mark as brainly..
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