Question

If we fold a rectangular sheet along the length, then a cylinder is formed of radius r. Write the length of the sheet.

Answer 1

Answer:

2r

Step-by-step explanation:

i hope this would help to u

Answer 2

Answer:

2πr

Step-by-step explanation:

if we fold a rectangular sheet into a cylindrical figure it's length won't change but will become the circumference of the base of cylinder.

So if radius is r

then circumference = 2πr