if the surface area of sphear is 154cm2 then the radius in cm
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Answered by
2
Surface area of sphere = 154 cm^2
4*22/7*r^2= 154
r^2= 154x7/22*4
r^2=(3.5)^2
r= 3.5 cm
Therefore, radius = 3.5 cm
4*22/7*r^2= 154
r^2= 154x7/22*4
r^2=(3.5)^2
r= 3.5 cm
Therefore, radius = 3.5 cm
Answered by
1
4πr2 = 154
154×7/22×4 = r2
√49/4=7/2. = 3.5 cm.....
hope it help..
radius is 3.5 cm
154×7/22×4 = r2
√49/4=7/2. = 3.5 cm.....
hope it help..
radius is 3.5 cm
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