A rectangle of length 44 cm is folded along with its breadth and formed a cylinder then the radius of the cylinder(cms) is
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Let the radius be r
we know that the length of the sheet = circumference of the circle
and height of the cylinder = 18cm
44 = 2
r
2 * 22/7 r = 44
r = (44*7) / (22*2)
r = 7cm
volume of cylinder =
r2h
=22/7 * 7*7 * 18
= 2772 cm3
we know that the length of the sheet = circumference of the circle
and height of the cylinder = 18cm
44 = 2
r
2 * 22/7 r = 44
r = (44*7) / (22*2)
r = 7cm
volume of cylinder =
r2h
=22/7 * 7*7 * 18
= 2772 cm3
Answered by
2
Let the radius be r
we know that the length of the sheet = circumference of the circle
and height of the cylinder = 18cm
44 = 2
r
2 ×22/7 r = 44
r = (44×7) / (22×2)
r = 7cm
volume of cylinder =
r2h
=22/7 × 7×7 ×18
= 2772 cm3
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