what is the diameter of a semicircle with perimeter 144cm.STEP BY STEP
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Perimeter = 2 π r
so, 2 π r/2 = 144 (because its semicircle)
2 x 22/7 x r/2 = 144
3.14 x r = 144
r = 144/3.14
r = 45.85
diameter = 45.85 x 2
= 91.7 cm (92 approximately)
so, 2 π r/2 = 144 (because its semicircle)
2 x 22/7 x r/2 = 144
3.14 x r = 144
r = 144/3.14
r = 45.85
diameter = 45.85 x 2
= 91.7 cm (92 approximately)
sameer71766733:
sorry bro but it was asked of a SEMICIRCLE
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