Inscribed sphere

How many percent of the cube volume takes the sphere inscribed into it?

Correct answer:

p =  52.3599 %

Step-by-step explanation:

r=a/2 V1=43 π r3=43 23 π a3 V2=a3 p=100 V1V2 p=100 43 23 π=100 43 23 3.1416=52.3599%

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