Capgemini
Company
Numerical Ability
Area and Volume
The section of a solid right circular cone by a plane containing vertex and perpendicular to base is an equilateral triangle of side 10 cm. find the volume of the cone?
221.73 cm3
223.73 cm3
228.73 cm3
226.61 cm3
Read Solution (Total 6)
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- Volume of the cone = ⅓ (PI*R*R*H)
since the cone is formed from by an equilateral triangle. all sides are equal
that is slope = diameter = 10
so height = (10^2) - (5^2) = √75 [by hypotenuse theorem]
= 8.66
volume = ⅓ (8.66*3.14*25)
= 226.61 cm3 - 7 years agoHelpfull: Yes(21) No(3)
- Mug Up Mug Up Mug Up :p :p :p
- 7 years agoHelpfull: Yes(7) No(19)
- ans 226.61cm3
- 7 years agoHelpfull: Yes(3) No(1)
- 226.61 cm3
- 6 years agoHelpfull: Yes(1) No(1)
- here height is missing
- 7 years agoHelpfull: Yes(0) No(12)
- 1+4=5
5-3=2
4+2=6
6-3=3
2+3=5
5-3=2
3+2=5
5-3=2
Ans: 2 - 6 years agoHelpfull: Yes(0) No(2)
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