Question

the area of a base of a cone is 616 sq cm. it's height is 48 cm. find t.s.a,l.s.a and volume​

Answer 1

Answer:

Base area is =pi r^2 where r=radius of the flat circular base

pir^2=616

or, r=14cm

hence total surface area=616+pi r l=616+ pi*48*14=2727cm^2

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