English, asked by shindepranjal1, 1 year ago

plz answer this... questions...

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Answered by pssjB
2
c.s.area of cylinder=2πrh
2200 =2×22/7×r×h
2200×7/2×22=rh
50×7=rh
but circumference of its base=2πr
110 =2×22/7×r
110×7/2×22=r
therefore, r=110×11×7
r=1200×7=8400cm
but c.s.a.=50×7==rh
=350=8409h
so,h=350/8409
now you can do it

shindepranjal1: is it 100% correct..
shindepranjal1: if yes. thx so much..
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