Question

csa of cylinder?
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Answer 1

Curved surface area

Curved surface areaCurved surface area (CSA) of cylinder = 2πrh sq. units.

Answer 2

Step-by-step explanation:

clearly ,length of rectangle=circumference of base

=2πr

width of rectangle=hieght of cylinder =h

area of csa=area of rectangle

=l×b =2πrh

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