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Gulshan Kumar

· started a discussion

· 1 Months ago

wrong solution (Question: 394511.0 )

base triangle would be equilateral triangle with side 4*sqrt(2) and slant height is 4.

Question:

Find the volume of a pyramid formed by cutting off a corner of a cube whose edge is 8 m by a plane which bisects three edges having a common boundary.

Options:
A)

8.37 m3

B)

10.67 m3

C)

11.20 m3

D)

9.68 m3

Solution:

Ans: (b)


Hitesh Chander

· commented

· 1 Months ago

why cant you take equilateral triangle with 5 or 6 or 7 or 8 as side?

Manoj

· commented

· 1 Months ago

You are absolutely right if you chose to take BAC as the base of pyramid.but they have taken AOC as base so the given solution is right.
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