Hole

In the center of the cube with edge 14 cm we will drill cylinder shape hole. Volume of the hole must be 27% of the cube. What drill diameter should be chosen?

Correct answer:

D =  8.2 cm

Step-by-step explanation:

h=14 V1=0.27V2 π(D2)2h=0.27h3  D=2h0.27/π=8.2 cm



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