Maths I

Measure and Shape

Area - Test Bite

1.

Work out the area of this rectangle.

A rectangle. The length is 8 centimetres and the width is 3.4 centimetres.

cm 2

2.

Work out the area of this square.

A square. Each edge is 5 centimetres.

cm 2

3.

Work out the area of this triangle.

A right angled triangle. The shortest edge is 1.7 centimetres, the middle edge is 10 centimetres, and the hypotenuse is not labelled.

cm 2

4.

Work out the area of this triangle.

A scalene triangle. The longest edge is 8 centimetres, and the perpendicular height from base to tip is 4 centimetres.

cm 2

5.

Work out the area of this rhombus.

A diamond, or rhombus, shape. The length between the two furthest corners is 6 metres, and the width betweenm the two nearest corners is 2.4 metres.

m 2

6.

Work out the area of this kite.

A rhombus. The length between the two furthest opposite corners is 10 centimetres. The width between the two nearest opposite corners is 4.8 centimetres.

cm 2

7.

Work out the area of this parallelogram.

A rhombus standing on one 6 metre edge. The angle of the opposite edge is such that it overhangs to the right. From the overhanging corner a line is drawn vertically downwards, creating a right angle between the line and the floor. The height of this line is 2.3 metres.

m 2

8.

This shape is made up of a rectangle and a triangle. What is the total area?

A quadrilateral. The two corners on the left are right angles. The longest edge is 12 millimetres, the opposie edge is 8 millimetres, and the edge between these two is 6 millimetres.

mm 2

9.

A square with side 4 cm has been removed from a rectangle with length 8 cm and breadth 6 cm. What is the area of the piece remaining?

A rectangle. The length is 8 centimetres and the width is 6 centimetres. Within the rectangle a 4 centimetre square has been cut out.

cm 2

10.

Jim's lawn is a rectangle with length 10m and breadth 8m. If Jim puts fertiliser on the lawn at a rate of 0.4 kg per square metre how much fertiliser does he use?

A rectangle. The length is 10 metres, and the width is 8 metres.

kg

11.

A flower bed in Sarah's garden is in the shape of a rhombus with diagonals 4m and 3.2m. Sarah wants to plant geraniums in the bed at a rate of 5 per square metre. How many geraniums does she need?

A rhombus. The length between the two horizontally opposite corners is 4 metres. The width between the two vertically opposite corners is 3.2 metres.

geraniums

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