A cone of slant height 5cm and height 4cm.Find curved surface area
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Answered by
1
Since,
R^2 + H^2 = L^2
R^2= 25-16
R=√9
R=3
The C.S.A of cone= πrl
=3.14 × 3×5
=47.10 cm^2
R^2 + H^2 = L^2
R^2= 25-16
R=√9
R=3
The C.S.A of cone= πrl
=3.14 × 3×5
=47.10 cm^2
ragavendraraja08:
YOU DID NOT FIND radius
it is πrl
Answered by
3
Answer:
r²+h²=l²
r²+4²=5²
r²=25-16
r²=9
r=3
CSA = πrl
=22/7*3*5
=330/7
=47.1cm²
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