Question

The curved surface area is 616cm square.If its radius is 14 cm. Find the slant height and Total surface area.

Answer 1

We know,

CSA of a cone = πrl

616 =22/7×14×l

.i.e.

l=616/44

l=14cm

Now,

TSA=πr(l+r)

=22/7×14×(14+14)

=44×28

=1232cm^2