Math, asked by mahalakshmi17, 1 year ago

The radius of a sphere is increased by 10%. The surface area increases by

Answers

Answered by sonalikanayakapr30
0

Answer:

for sphere,A∝r²

⇒dA/A×100=2dr/r×100

⇒% increase in area=2×10=20%

Step-by-step explanation:

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