Question

If the radius and height of a cylinder are r and h units respectively, then its
curved surface area will be​

Answer 1

Answer:

Answer

Correct option is

B

Step-by-step explanation:

2πab sq.cm

We have,

r=a units,h=b units

We know that the curved surface area

=2πrh

So,

=2πab sq. units

Hence, this is the answer