1. Volume

2. Finding the volume of a cube
If you know one side you can find the volume
4 x 4 = 16cm2
This is the area of a square side
16 x 4 = 64 cm3
This is the volume and it is measured in cm3
4cm

3. Finding the Volume of a Cuboid
A cuboid has a square surface area
First we find this area
5 x 5 = 25cm2
To find the volume we multiply the area by the length
25 x 3 = 75 cm3
5 cm
3cm

4. Finding the Volume of a Prism
You find the area of the triangle then multiply it by the length
Area = base x height/2
3 x 3 = 9/2
4.5 cm2
The volume is
4.5 x 10 = 45 cm3
3cm
10cm
3cm

5. Finding the Volume of a Cylinder
Find the area of the circle and then multiply by the length
Area= πr2
Area= π x 42
Area = π x 16
Area = 50.3 cm2
Volume = Area x length
Volume = 50.3 x 5
Volume = cm3
8cm
5cm

6. Try these; Find the volume of these objects; 12 cm 16cm 8cm 5cm 8cm

7. Answers
904.8 cm3
1,005.3 cm3
960 cm3
2,400 cm3