Question

the radius and height of a cylinder are in the ratio 5:6 and its volume is 161.7 cm2 find its radius and height

Answer 1

πr2h =161.7
r/h=5/6
h=6r/5
22/7*r2*6r/5=161.7
r3=1617*7*5/10*22*6
r3=7*7*7/2*2*2
r=7/2=3.5cm
h=6r/5=6*7/5*2=21/5=4.2cm

Answer 2

Step-by-step explanation:

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