The radius and the height of a right circular cone are in the ratio of 5∶12and its volume is 2512cm3 .Find the curved surface area and total surface area of the cone.
Pls Send Correct Not Wrong.
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Step-by-step explanation:
Let radius=5x and height=12x
Volume of cone=31πr2h
2512=31∗3.14∗5x∗5x∗12x
3.142512∗3=300x3
300x3=2400
x3=3002400=8
x=2
Radius=5∗2=10cm
Height=12∗2=24cm
l=r2+h2
=root(100+576)
=root(676)
=26 cm
HOPE IT HELPS!!!!!!!!
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