The radius and height of a cylinder are in the ratio 5:7 and its volume is 550 cm
Find its radius.
Answers
Answered by
1
Answer:
ANSWER
Let the radius of the base and height of the cylinder be 5x cm and 7x cm respectively. Then,
Volume = 550 cm
3
7
22
×(5x)
2
×7x=550
22×25x
3
=550
x=1 cm
Hence, radius of the cylinder = 5x = 5 cm.
Step-by-step explanation:
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Answered by
4
Answer:
Ratio: 5:7
Let the radius and height be 5x and 7x,
Volume = 550 cm^2
Volume =
\pi \: {r}^{2} hπr
2
h
= 22/7 × 5x ×5x ×7x = 550
=22× 25x^3 = 550
=550x^3=550
=x^3=1
=x= cube root of 1 = 1 cm
Radius= 5 ×1 =5 cm
Height= 7×1=7 cm
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