Lodndjmdksdo Lodndjmdksdo
  • 23-04-2016
  • Mathematics
contestada

The volume of the cone is 294.38 cm the radius of the base is 7.5 cm which one of the following could be the height of the cone?
A. 4cm
B. 5cm
C. 6cm
D. 7cm

Respuesta :

stuarthull123 stuarthull123
  • 23-04-2016
The volume of a cone is 1/3 pi*r^2 * h. Rearranging for height gives h = 3v / pi*r^2 = (3*294.38) / (3.14*7.5^2) = 5.00 (answer B)
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