Question

B) Solve. (any 2)
1) Curved surface area of a cylinder is 1980cm² & radius of its base is 15cm.
Find the height of the cylinder. (= )
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Answer 1

Hey mate,

here is req ans☆☆

Height=21 cm

Answer 2

CSA of cylinder=2πrh

=2×22/7×15×h= 1980

1980×7=2×22×15×h

13860=44×15×h

13860=660×h

13860/660=h

h=21cm