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Find the radius of a sphere …

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Find the radius of a sphere whose surface area is 154

Posted by Md Kushay 7 years, 10 months ago

CBSE > Class 09 > Mathematics

2 answers

Kashish Prajapati 7 years, 10 months ago

Surface area of sphere=4πr×r 154=4×22/7×r×r 154×7÷4×22=r×r 1078÷88=r×r 12•25=r×r R=√12•25 R=3•5

0Thank You

Meenakshi Rajput 7 years, 10 months ago

Surface area of sphere =154 4pi r=154 4×22/7×r=154 88/7r=154 r=154×7/88

0Thank You

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CBSE > Class 09 > Mathematics