Everything Maths Grade 10

f)

20 cm

10 cm

5 cm

2.If a litre of paint covers an area of 2 m^2 , how much paint does a painter need to cover:

a)a rectangular swimming pool with dimensions 4 m3 m2,5 m (the inside walls and floor only);

b)the inside walls and floor of a circular reservoir with diameter 4 m and height 2,5 m.

4 m

2,5 m

For more exercises, visit http://www.everythingmaths.co.za and click on ’Practise Maths’.

1a.2GS3 1b.2GS4 1c.2GS5 1d.2GS6 1e.2GS7 1f.2GS8 2.2GS9

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Volume of prisms and cylinders EMA7P

DEFINITION: Volume

Volume is the three dimensional space occupied by an object, or the contents of an object. It is measured in

cubic units.

The volume of right prisms and cylinders is simply calculated by multiplying the area of the base of the solid
by the height of the solid.

VISIT:

The video below shows several examples of calculating the volume of a right prism.

See video:2GSBatwww.everythingmaths.co.za

Chapter 13. Measurements 427