Prelim Standard 2 Perimeter Area and Volume 2

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A cone has a diameter of 5 cm and a height of 13 cm. What is its volume?

1 point

85 cm³

255 cm³

340 cm³

1021 cm³

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1 point

12π + 2

12π + 6

24π + 4

24π + 8

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A concrete has length 1.25 m. Its internal diameter is 8 cm and its external diameter is 15 cm. Which of these calculations would correctly give the volume of concrete used to make the pipe?

1 point

π X (0.15 - 0.08)² X 1.25

π X (0.075² – 0.04²) X 125

π X (15² – 8²) X 1.25

π X (0.075² - 0.04²) X 1.25

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Convert 0.6 km² to hectares.

1 point

6 ha

60 ha

600 ha

6000 ha

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Find the perimeter of this sector of a circle radius 4 cm, in exact form.

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An area of 0.01 hectares is equivalent to which one of these?

1 point

1 m²

10 m²

100 m²

1000 m²

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Which of the following shapes has the largest perimeter?

1 point

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A tin of chopped tomatoes has a paper label wrapped completely around the side with no overlap. The label is removed from the can and laid out flat. The dimensions of the rectangular label are shown in the diagram below.What is the approximate volume of the tin?

1 point