An equilateral triangle has a perimeter of 27 centimetres. How long is each side?
8 centimetres
9 centimetres
7 centimetres
10 centimetres
Two sides of a triangle are 11centimetres and 8 centimetres. The perimeter of the triangle is 28 centimetres. How long is the 3rd side?
11 centimetres
70 milliimetres
An equilateral triangle has a perimeter of 42 metres. How long is each side?
14,000 millimetres
14 metres
1,400 centimetres
All of the above
A regular hexagon has a perimeter of 36 centimetres. Jack says each side is 6 centimetres long. Is he correct?
A pentagon has a perimeter of 36 centimetres. 4 of the sides measure 5 centimetres, 6 centimetres, 7 centimetres and 8 centimetres. How long is the other side?
70 millimetres
100 milliimetres
An octagon has a perimeter of 39.5 metres. 7 of the sides measure 2 metres, 7 metres, 4 metres, 300 centimetres, 8,000 millimetres, 600 centimetres, and 5,000 millimetres. How long is the missing side?
45 centimetres
5.5 metres
450 centimetres
3,500 millimetres
2.5 metres
Sue and Dora were comparing the perimeters of their jewelery boxes. Dora said that she has a larger perimeter because her box is so much longer. Sue said that the jewelry boxes have the same perimeter. Who is correct?
Sue is correct.
Dora is correct.
They are both correct.
They are both incorrect.
What is the perimeter of a rectangle 10m long by 5m wide?
22 m
30 m
10 m
55 m
What is the perimeter of a rectangle 8mm by 6mm?
28 cm
28 sq cm
36 sq cm
28 mm
The total perimeter of a rectangle is 28 metres. Two sides are each 4m long. What is the length of each other side?
4 metres
5 metres
10 metres
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