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Find the radius of sphere surface …

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Find the radius of sphere surface area is 154cm2

Posted by Saqib Saqib 8 years, 5 months ago

CBSE > Class 09 > Mathematics

1 answers

Riya Doshi 8 years, 5 months ago

total surface area of sphere =4×22÷7×r×r 154cm2=4×22÷7×r×r 154=88÷7×r×r 154×7÷88=r2 12.5=r2 3.5=r

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CBSE > Class 09 > Mathematics