Question

12.If the slant height of a cone is 23 m and diameter of its base is 24 m. what is T.S.A of cone 



1)1320 m sq

2)1220 m sq

3)1120 m sq

4)1420 m sq

please help!!!
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Answer 1

Answer:

answer is 1697

Step-by-step explanation:

given:length =23

diameter =24

T.S.A=?

radius=d/2

=24/2

=12

T.S.A=

pi r(l+r)

22/7×12(23+12)

22/7×12(45)

22/7×540

22×540/7

11880/7

=answer is 1697