Math, asked by abisheknaik689, 11 months ago

Find the area of cone if slant height of cone is 21cm and r =7cm

Answers

Answered by dvaralakshmi31

2

Answer:

616 sq.cm

Step-by-step explanation:

l= slant height= 21 cm

r= radius= 7cm

AREA= πr(r+l)

=22/7×7(7+21)

=22×28

=616 sq.cm

Answered by haridasan85

2

Answer:

TSA of cone:πrl+πr 2

= πr (r+l) = 22/7. x7 (7+21)

22x28=616cm2

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