Question

Work out the volume of the cone giving your answer to 3 significant figures 7cm 24cm 25cm

Answer 1

1231.50432021 cm³

Explanation:

Use the formula:

`(1)/(3) \pi r^(2) h`

And replace known values:

`(1)/(3) \pi (7^(2))(24)`

Aaaand simplify:

`(1)/(3)*1176 \pi`

Which gives approximately:

`1231.50432021`

And don't forget to put the unit (cm³)!

Answer 2

1230

Explanation:

1/3*pi*7^2*24

1/3*pi*49*24

=1230