BCDE is a square with side lengths of 10cm , The other faces of the pyramids are equilateral triangles with side lengths of 10cm. a) calculate the volume of the pyramid? (3 s.f) (Apex= A , front triangles areB&C, back are E&D)
1 Answer
May 27, 2018
See Below.
Explanation:
First Join
This is the height of the pyramid.
To find the height, we need to find other things first.
As
Now, In
So,
So, The Altitude =
So, The Volume Of The Pyramid :-
Hope this helps.