Math, asked by kapooorp524, 1 year ago

The area of the base of cone is 346.5 metre square and that of the curved surface area is 577.5 metre square find its volume

Answers

Answered by haridasan85
6

Base area πr^2 =346.5m2

r2=346.5x7/22=110.25=10.5m

CSA= πrl=577.50

= 22X10.5x I/7=577-50

I=577.50x7/22x10.5=17.5m

vol. of. CONE

height=VI7.5^2-10.5^2 = 14m

VOL=1/3πr.^2h

= 22x10.5^2 x 14/3x7=1617m3

Answered by babumishra6335
0

Answer:

\pir2 =346.5 2\pirh = 990

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