find the surface area of cone if it slant height is 21m and diameter of its base is 24 m
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Step-by-step explanation:
The total surface area of cone =
Pie r ( r+l)
Radius of base of the cone =12m
Slant height =21m
Pie r(l+r)
22/7*12(12+21)m square
22/7*12*33 m square
=1244.57m square
Hope it helps you my dear friend..
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nithya6755:
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