find the curved surface area of cone of base diameter 24 m and height 3.5m
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Hi!!!!!
d=24m
r=d/2=24/2=12m
h=3.5
l^2=h^2+r^2
=3.5^2+12^2
=12.25+144
l^2=156.25
l =√156.25
l =12.25m
C. S. A of cone=πrl
=22/7x12x12.25
=462m^2
Hope it hlpzzz!!!!
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d=24m
r=d/2=24/2=12m
h=3.5
l^2=h^2+r^2
=3.5^2+12^2
=12.25+144
l^2=156.25
l =√156.25
l =12.25m
C. S. A of cone=πrl
=22/7x12x12.25
=462m^2
Hope it hlpzzz!!!!
FOLLOW MY ➖➖➖➖
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0
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