A wheel has a diameter of 45 cm.
Which of these is closest to the distance the wheel travels after 2 complete rotations?
| 90 cm | 141 cm | 283 cm | 565 cm | 3181 cm |
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Measurement, NAP-K4-CA26 SA
Percy has a large shower head which has a diameter of 25.5 centimetres.
What is the circumference of the shower head in centimetres, to one decimal place?
| cm |
Measurement, NAP-A4-CA15
Pillar draws a circle with a diameter of 3.2 cm.
What is the circumference of the circle to the nearest centimetre?
| `text(5 cm)` | `text(6 cm)` | `text(10 cm)` | `text(20 cm)` |
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Measurement, NAP-B4-CA25
A yoyo at the end of a string moves through a quarter circle, as shown below.
The string is 70 cm long.
The curved distance the yoyo has travelled is closest to
| `text(80 cm)` | `text(90 cm)` | `text(100 cm)` | `text(110 cm)` |
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Measurement, NAP-C4-CA30 SA
Bozo the clown rides a unicycle.
If Bozo's tyre does one full turn, he moves forward by 135 cm.
What is the diameter of his unicycle tyre to the nearest centimetre?
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Measurement, NAP-E4-CA13
Grant cut two semicircles from a rectangle to create Shape 1.
He then joins the semicircles to each end of an identical rectangle to create Shape 2.
Which of the following statements is true about Shape 1 and Shape 2?
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They have the same area and the same perimeter. |
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They have different areas and the same perimeter. |
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They have the same area and different perimeters. |
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They have different areas and different perimeters. |
Measurement, NAP-D4-CA25
Guerra slings a fire torch in a circle at the end of a 3 metre rope.
About how far has the fire torch travelled after completing 15 circles?
| `text(30 metres)` | `text(45 metres)` | `text(140 metres)` | `text(280 metres)` |
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Measurement, NAP-F4-CA16
A child's bike tyre has a circumference of 90 cm.
Which of these is closest to the radius of the tyre?
| `5.4\ text(cm)` | `14.3\ text(cm)` | `28.6\ text(cm)` | `141.4\ text(cm)` |
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Measurement, NAP-H4-CA32 SA
Pedro cuts a sector from a circle so that `3/8` of the area of the circle remains.
If the circle's radius is 5 cm, what is the perimeter of the shape, to the nearest centimetre?
| cm |
Measurement, NAP-I4-CA17
A wheel on a bicycle has a diameter of 530 mm.
The wheel turns 12 times.
Approximately how many metres has the bicycle travelled?
| `text(6 m)` | `text(20 m)` | `text(40 m)` | `text(399 m)` |
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