A right circular cone is
3.6 cm high and radius is 1.6 cm. find its CSA. Plz help fast
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Answer:
(l)²=(h)²+(r)²
(l)²=(3.6)²+(1.6)²
(l)²=12.96+2.56
(l)²=15.52
l=√15.52
l=3.94
C.S.A.of cone = πrl
= 3.14×1.6×3.94
= 19.79 cm²(Approx)
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