Question

a hollow cone 24 cm high with Base radius 7 cm is required to be made by a meta sheet.the area of metal sheet required including the Base is?

Answer 1

Step-by-step explanation:

hope this help you....

Answer 2

Answer:

704cm^2

Step-by-step explanation:

Radius=7cm

height =24cm

slant height ^2= h^2 +r^2

l^2=24^2+7^2

l^2=576+49

l^2=625

l=25

Area of sheet required =T.S.A

NOW,

T.S.A=22/7×r(l+r)

T.S.A=22×32

T.S.A=704cm^2

Therefore, Area of sheet required is 704cm^2

HOPE IT HELPS YOU!!