the volume V of a cone of height h and base radius is r is 1/3 pi r square h
Answers
Answered by
2
Answer:
Step-by-step explanation:
Given that the radius is half then the height of the cone so
Let h=2r(where r is radius and h is height of the cone)
volume of the cone=v
=(
3
1
)×πr
2
×h
=(
3
2
)×πr
3
(because h=2r)
Δv=(
3
2
)π×3r
2
Δr
Δv=2πr
2
Δr
so finally,
(
v
Δv
)×100=3⋅(
r
Δr
)×100
=3×k.
Similar questions