Children's 8246

We prepare a pile of sand in the shape of a cone with a height of 1 m and a diameter of 1.6 m. We prepare it for the children's sandpit. What volume of sand does this pile occupy?

Correct answer:

V =  0.6702 m3

Step-by-step explanation:

h=1 m D=1.6 m  r=D/2=1.6/2=54=0.8 m  S1=π r2=3.1416 0.822.0106 m2 V=31 S1 h=31 2.0106 1=0.6702 m3

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