Question

what is the whole surface area of a cone of a base radius 7cm and height 24 cm???

Answer 1

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Answer 2

Answers:

Surface area of cone=πrl

=22/7×7×25

=22×25

=550cm sq.

( Since,l=√h2+r2

l=√576+49

l=√625=25cm)

I hope you understand my solution.