A rectangular sheet of paper 40cm×22cm is rolled to form a hollow cylinder of height 40cm find the redius of the cylinder
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Answered by
15
In the given situation,
Circumference of top or bottom of cylinder i.e
C= 22 cm
So,
22= 2 x 22/7 x radius
Radius= 22x7/2x22
R=7/2
R= 3.5 cm
Circumference of top or bottom of cylinder i.e
C= 22 cm
So,
22= 2 x 22/7 x radius
Radius= 22x7/2x22
R=7/2
R= 3.5 cm
amit505:
r2
3.5 is not a correct answer
It is correct.....even justified by google
Answered by
7
hope it is helpful for you
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can you tell me answer is correct or not
bhai it is wrong
why
correct answer is √7/2
because u have find volumeso
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