Question

if the circumference of the base of the cylinder is 22cm then the radius of the cylinder is​

Answer 1

Answer:

r= 77/22=7/2=3.5cm

Step-by-step explanation:

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Answer 2

Answer:

$\huge\bold\red{Answer}$

circumference= 2πr

22= 2πr.

22/2= 22/7×r.

11×7= 22r.

r= 77/22=7/2=3.5cm.

Now, lateral surface area of a cylinder= 2πrh.

= 2×22/7×35/10×10.

= 10×22= 220cm^2.