Math, asked by rhcgicthgu, 11 months ago

maths questions plz help me

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Answered by zekememe69

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Answer:

CSA of cylinder=2πrh

TSA of cylinder=2πr(r+h)

using these we will solve the problems given.....

1. r=7 h=10

CSA= 2×7×22/7×10

440cm²

TSA=2×22/7×7×7+10

748cm²

In the same way all the questions can be done

Step-by-step explanation:

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