Johnsonmaliyah2
Johnsonmaliyah2 Johnsonmaliyah2
  • 25-03-2020
  • Mathematics
contestada

the globe used in social studies class has a diameter of 42 centimeters, What is its volume

Respuesta :

raahimnaveedbutt raahimnaveedbutt
  • 25-03-2020

Answer:

Step-by-step explanation: pi r^2

so 42/2 equals 21 radius

volume=22/7 x 21^2

v=1385

Answer Link
lavanyaande
lavanyaande lavanyaande
  • 25-03-2020

The volume of the globe is 38808 cube cm.

Step-by-step explanation:

Given,

The diameter of the globe = 42 cm

The radius (r) = 42÷2 cm = 21 cm

To find its volume.

Formula

The volume of a sphere of radius r = [tex]\frac{4}{3}[/tex]π[tex]r^{3}[/tex]

Now,

Volume = [tex]\frac{4}{3}[/tex]×[tex]\frac{22}{7}[/tex]×[tex]21^{3}[/tex] cube cm

= 388080 cube cm

Answer Link

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