Volume

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

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

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

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 = 251.5 cm3 8cm 5cm

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

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