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Nitin

· started a discussion

· 1 Months ago

ans. (Question: 184982.0 )

option to sahe de diya karo

Question:
If each side of a regular tetrahedron is 12 cm, then the volume of the tetrahedron is?
Options:
A) 144 cm3 
B) 75 cm3 
C) 8 cm3 
D) 12 cm3 
Solution:

Ans: (a)

S.H. of tetrahedron = OD = \(\cfrac{\sqrt{3}}{2}.12=6\sqrt{3}\)   cm

Base of tetrahedron = Radius of In-circle


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