Year 9 Length and Perimeter

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If the length and width of a rectangle are 11 m and 10 m, then its perimeter is.

1 point

21 m

42 m

110 m

44 m

Clear selection

If the side of a square is 13 cm, then the perimeter of the square is.

1 point

169 cm

26 cm

52 cm

44 cm

Clear selection

Find the perimeter of the shape below.

1 point

42 mm

70 mm

180 mm

56 mm

Clear selection

What is the perimeter of a an equilateral triangle of side 20 cm?

1 point

80 cm

60 cm

400 cm

40 cm

Clear selection

What is the perimeter of the shape?

1 point

Clear selection

The perimeter of a triangle is 104 cm. The combined length of two of the sides of the triangle is 64 cm. What is the length of the third side of the triangle?

1 point

168 cm

6 656 cm

40 cm

1.625 cm

Clear selection

What is the perimeter of this shape?

1 point

34 cm

36 cm

46 cm

74 cm

Clear selection

The distance from P to Q is four times the distance from Q to R. The distance from P to R is 120 metres.
What is the distance from Q to R?

1 point

15 metres

20 metres

24 metres

30 metres

Clear selection

This shape is made from five small equilateral triangles
and one large equilateral triangle. Each side of all the small triangles is 5cm long. What is the perimeter of the shape?

1 point