1. Example Find the volume for each of the following pyramids (i)
Volume of a pyramid
Example
Find the volume for each of the following pyramids
(i)
3cm
6cm

2. (ii)
5cm
8cm

3. Find the volume of the plug
Example
A teal plug is machined into the shape of a truncated cone, with end radii of 1.5cm and 2.4cm.
Find the volume of the plug
2.4cm
1.5
3.5cm
4.5cm

4. Volume of a sphere Example Find the volume of the following spheres
14cm

5. (ii)
27m

6. Example
The diagram below is of a bowl which consists of a hemi-sphere of diameter 20cm with a smaller hemi-sphere, of radius 9cm, cut out. Find the volume of the bowl.