the radius and height of a cylinder are in the ratio 5 ratio 7 and its volume 550 cm cube find its radius
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Answered by
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Answer:
Step-by-step explanation:
r:h=5:7
Volume = 550 cm
Soln:
r=5/7h
Volume=π r*rh
550=22/7*(5/7h)*(5/7h)*h
h*h*h=343
h=7 cm
r=5/7*7
r=5 cm
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