Math, asked by ShaistaBegam71, 1 day ago

the curved surface area of cone is if the radius is 4cm and slant height is 5cm.

Answers

Answered by MaseeraFiroz

1

Step-by-step explanation:

CSA of cone: πrl

22/7 × 4 × 5

= 440/7

= 62.9 cm square

Answered by Anonymous

1

Step-by-step explanation:

CSA (cone) = π×r×l

CSA=22/7 (r)5

r= $\sqrt{ {l}^{2} - {h}^{2} }$

Just solve this,..

r=3

CSA=22/7×3×5

CSA=47.1sq.cm

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