12. A rectangular piece of paper having
length 4.4 cm and breadth 1.5 cm is to
be rolled along its length to form a right
circular cylinder. Find the height and the
volume of the right circular cylinder.
Answers
Answered by
0
Answer:
4.4 length 1.5 breadth 4.4+1.5 =59
Answered by
0
Answer:
Volume = 2.31 cm³
Step-by-step explanation:
- Height = 1.5cm
circumference of one side - 2πr = 44cm
2 × 22 / 7 × r = 4.4
r = 4.4 × 7 / 2 × 22
r = 0.7cm
- Volume of cylinder = πr²h
= 22 / 7 × 0.7 × 0.7 × 1.5
= 2.31 cm³
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