the radius and height of a cylinder are in the ratio of 5 ratio 7 edges volume is 500 find its radius
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Answered by
1
Answer:
radius = 4.5 cm
The answer is 4.5 cm
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Answered by
1
Answer:
radius=4.8436
Step-by-step explanation:
Let the common multiple be x
∴ r=5x, h=7x
Given V=500, r=?
Now, V=πr²h
∴ 500=π(5x)²(7x)
= π25x²7x
=(22/7)×25×7x³
=22×25x³
∴ x³ = 500/(22×25) = 10/11
x=∛(10/11)
=0.96872
∴ r=5x=5×0.96872=4.8436
& h=7x=7×0.96872=6.78104
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