Respuesta :

Firstly, find the radius with the formula diameter (d) : 2

8 : 2 = 4 cm

The Vilume formula is r²hπ = 4²*12*π = 16*12*π = 192π cm³

Your exercise says to use "3" as a value for π

Then V is 192*3 = 576 cm³
576 would be your right
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