A hemisphere of lead of radius 7/2 cm is cast into a right circular cone of height 49/2cm. Find the base radius of the cone. (Please don't spam stuff)
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Step-by-step explanation:
radius of hemisphere=7/2
height of cone=49/2
radius of cone=?
volume of hemisphere=volume of cone
2/3πr^3=1/3πr^2h
2(7/2)^3=(49/2)(r^2)
r^2=2*(7/2)^3/(49/2)
x^2=14
x=√14
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