Page 50 - Cambridge+Checkpoint+Mathematics+Coursebook+9

5.4 Isometric drawings

3 Here are some scale drawings of cuboids. They are drawn on isometric paper.
a b
10 cm

6 cm

The length of one side of each cuboid is given.
Work out the lengths of the other two sides of each cuboid.
4 Draw, on isometric paper, two different views of a cuboid with sides 2 cm, 2 cm and 4 cm.

5 Three identical cubes are joined together to make a shape.

A

The drawings show three different views of the shape on isometric paper.
a In the diagram, face A has not been coloured. What colour should it be?
b What colour is the rectangular face that is opposite the blue square face?
6 The diagram shows four identical cubes joined together.
Each side of each cube is 2 units long.
Draw the shape on isometric paper.

7 The diagram shows a triangular prism.
Each of the triangles in the prism has a right angle.
a What are the dimensions of the rectangle on the bottom of the prism? 2 4
b Draw the prism on isometric paper.
3

5 Shapes 49