1

Area and perimeter

• What is the area of the following shape?

7cm

11cm

2

Area and perimeter

• What is the perimeter of the following shape?

7cm

11cm

3

Area and perimeter

• What is the area of the following shape?

5cm

8cm

6cm

4

Area and perimeter

• What is the perimeter of the following shape?

5cm

8cm

6cm

5

Area and perimeter

• What is the area of the following shape?

5cm

4cm

6

Circles

• Which of the following is the formula for the circumference of a circle?

A) πd B) πr2 C) πr

7

Circles

• Which of the following is the formula for the area of a circle?

A) πd B) πr2 C) πr

8

Circles

• Find the circumference of this circle?

A) 31.4m B) 15.7m C) 78.5m

5m

9

Circles

• Find the area of this circle?

A) 44.0m2 B) 153.9m2 C) 483.6m2

7m

10

Circles

• Find the perimeter of this shape?

A) 25.1m B) 32.1m C) 56.5m

9m

11

Circles

• Find the area of this shape?

A) 254.5m2 B) 15.9m2 C) 63.6m2

9m

12

Angles• Work out the angle labelled x.

13

Angles• Work out the angle labelled x.

14

Angles• What would be the exterior angle of this

polygon?

A) 12o B) 172o C) 84o

15

Angles• The exterior angle is 12o. How many sides

does the polygon have? Hint: The exterior angles of a polygon always add to 360o.

16

Pythagoras

• Work out the length of the missing side.

A) 180m B) 13.4m C) 10.4m

6m12m

17

Pythagoras

• Work out the length of the missing side.

A) 18.7m B) 299m C) 17.3m

5m

18m

18

Trial and improvement

Who is correct?

A) Tracy B) Veronica

19

Simplifying expressions

• Simplify the following.

A) j5 B) 5j C) jjjjj

j + j + j + j + j

20

Simplifying expressions

• Simplify the following.

A) p4 B) 4p C) pp

p x p x p x p

21

Simplifying expressions

• Simplify the following.

A) s3 + t4 B) 3s + 4t C) s3t4

s + s + s + t + t + t + t

22

Expanding brackets

• Expand the following.

A) 15 + 3k B) 15 + k C) 35 + 3k

3(5 + k)

23

Expanding brackets

• Expand the following.

A) 18b B) b2 + 18 C) b2 + 9b + 18

(b + 6)(b + 3)

Hint: Use foil method

24

Solving equations

• Solve the following equation.

3x + 5 = 17

25

Solving equations

• Solve the following equation.

2x + 16 = 4x + 6

26

Graphs• What is the equation of the line?

A) x = 3 B) y = 3 C) xy = 3

27

Graphs• What is the equation of the line?

A) y = x B) y = -x C) y = 2

28

Graphs• What is the equation of the line?

A) y = x + 2 B) y = -x + 2 C) y = x - 2

29

Graphs• What is the equation of the line?

A) y = 2x + 1

B) y = x + 2 C) y = 2x - 1

30

Real – life graphs• The graph shows Tom on a journey. When is he

travelling the fastest? Answer A, B, C or D.