Question

A rectangular piece of paper is 22 cm long and 10 cm wide . A cylinder is formed by rolling it along with length . Find its total surface area

Answer 1

Answer:

Step-by-step explanation:

if we roll this rectangular piece height is 22 cms and the circumference of base is 10cm

so,

2πr=10

2×22/7×r=10

r=10×7/44

r=5×7/22

volume of cylinder =π×r×r×h

=22/7×35/22×35/22×22

=5×35cm^3

=175cm^3

Answer 2

Answer:

weak

Step-by-step explanation: