The surface area of a sphere of radius 5cm is 5times the area of the curved surface of a cone of radius 4cm. Find the hieght and the volume of the cone.
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Step-by-step explanation:
4π(5)^2=5×π×4×l
25= 5l
l=5
heigt of cone=√(25-16)
height of cone =3cm
volume of cone= 1/3×3.14×16×3
=3.14×16 =50.24cm^2,
Answered by
0
Answer:
4π(5)^2=5×π×4×l
25= 5l
l=5
heigt of cone=√(25-16)
height of cone =3cm
volume of cone= 1/3×3.14×16×3
=3.14×16 =50.24cm^2,
Step-by-step explanation:
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