Cube in sphere

The sphere is an inscribed cube with an edge of 8 cm. Find the sphere's radius.

Correct answer:

r =  6.9282 cm

Step-by-step explanation:

a=8 cm  u=3 a=3 8=8 3 cm13.8564 cm  r=u/2=13.8564/2=4 3=6.9282 cm



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