A rectangular paper of dimension 22 cm
x 8 cm is formed into a hollow cylinder
by rolling it along its length. Find the
radius of the cylinder so formed.
Answers
Answered by
2
Answer:
1.27 cm
Step-by-step explanation:
The paper is rolled along the length
The breadth of the paper is circumference
find the radius
circumference= 2πr
8= 2πr
r= 8÷ 2π
r= 4/11 or 1.27 cm
Answer: the radius is 1.27cm
Answered by
0
Answer:
1.27 cm
Step-by-step explanation:
length of rectangle = 22 cm
breathe of rectangle = 8 cm
Then,
circumference of cylinder = 8 cm
2πr = 8 cm
r = 4/3.14
r = 1.27 cm
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