Rawadifodockjvkdo Rawadifodockjvkdo
  • 24-02-2021
  • Mathematics
contestada

work out the volume of this sphere.
give your answer to 1 decimal place

Respuesta :

MrRoyal
MrRoyal MrRoyal
  • 01-03-2021

Answer:

[tex]Volume = 1436.3cm^3[/tex]

Step-by-step explanation:

Given

[tex]Radius = 7cm[/tex]

Required

Determine the volume

This is calculated as:

[tex]Volume = \frac{4}{3}\pi r^3[/tex]

Substitute 7 for r

[tex]Volume = \frac{4}{3}\pi * 343[/tex]

Substitute 22/7 for [tex]\pi[/tex]

[tex]Volume = \frac{4}{3} * \frac{22}{7} * 343\\[/tex]

[tex]Volume = \frac{4}{3} * \frac{22}{1} * 49[/tex]

[tex]Volume = \frac{4312}{3}[/tex]

[tex]Volume = 1436.3333[/tex]

[tex]Volume = 1436.3cm^3[/tex] --- approximated

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