Four square corners are cut from a square paper of side length 10 cm. What will be the volume of the cubic tank formed.

Question

From a square with sides of length 5 cm, triangular pieces from the four corners are removed to form a regular octagon.
Find the area removed?

Answer 1

If 10 cm square is cut to form a cube then length of each side of the cube is 10/3 cm. Then volume is 1000/27 cc.

Answer 2

If 10cm square is cut to form a cube then length of each side of the cube is 10/3 cm. Then volume is 1000/27 cc.