(b) If the ratio of the height and the radius of the base of a right eylinder, with curved surface area
528 cm is 4:3. find its volume
The curved surface area of a cylinder is 924 cm and is
and height 1.3. Find the
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Answer:
Step-by-step explanation:
Radius of the base of the cylinder be 2x and its height
volume of a cylinder=πr
2
h
⇒π(2r)
2
(3x)=1617
x
3
=(
2
7
)
3
⇒x=3.5cm
r = 7 cm h = 10.3 cm.
surface area =πrh=2×
7
22
×7×10.5=462cm
2
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