epicgirl1212 epicgirl1212
  • 02-04-2020
  • Mathematics
contestada

pls help me on this math watch!!! this is non calculator

pls help me on this math watch this is non calculator class=

Respuesta :

lavanyaande
lavanyaande lavanyaande
  • 02-04-2020

The height of the cone is 4 cm (approx).

Step-by-step explanation:

Given,

The radius (r) of the cone = 4.96 cm

Volume (V) = 102 cm³

To find the height (h) of the cone.

Formula

The volume of a cone V = [tex]\frac{1}{3}[/tex]πr²h

Now,

According to the problem,

[tex]\frac{1}{3}[/tex]πr²h = 102

or,  [tex]\frac{1}{3}[/tex]×[tex]\frac{22}{7}[/tex]×(4.96)²h= 102

or, h = [tex]\frac{102X7X3}{4.96^{2}X22 }[/tex]

or, h = 3.95 = 4 (approx)

so,

Height = 4 cm (approx)

Answer Link

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