Cube in a sphere

The cube is inscribed in a sphere with a volume 7253 cm3. Determine the length of the edges of a cube.

Correct result:

a =  13.9 cm

Solution:

V=7253 cm3 V=43πr3  r=3 V4π3=3 72534 3.1416312.0082 cm  D=2 r=2 12.008224.0163 cm  u=D=24.016324.0163 cm  u=3a  a=u/3=24.0163/3=13.9 cm



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Showing 3 comments:
#
Math student
i am good at this

2 years ago  2 Likes
#
Crazy Butterfly
This is easy.

#
Wiggly
Maths is good.

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