Perimeter, Area, Volume Flashcards

1
Q

What is the area of a square with sides of 6m?

A

6x6 = 36m sq. (write this as m to the power of 2 - m superscript 2)

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2
Q

What is the area of a squre with sides of 3cm?

A

3x3 = 9 sq cm.

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3
Q

What is the area of a rectangle with sides of 2 cm and 3 cm?

A

2x3 = 6 sq cm.

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4
Q

What is the area of this rectangle?

                    6cm
           \_\_\_\_\_\_\_\_\_\_
           |                     |
3cm    |                     |
           |\_\_\_\_\_\_\_\_\_ |
A

6x3 = 18 sq cm.

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5
Q

Uncle Jim has to buy a cover for his rectangular pool. It is 8m by 4m. How many square metres of pool cover should he order?

A

8 x 4 = 32 sq m.

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6
Q

Mr Pythagoras has a triangular lawn 3m x 4m x 5m. How many metres of fencing does he need to keep the Trojans off his lawn?

A

3 + 4 + 5 = 12m

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7
Q

What is the perimeter of a square with sides of 3m?

A

3 x 4 = 12m

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8
Q

What is the perimeter of a rectangle with sides of 2 and 4 metres?

A

2 x 2 + 4 x 2
= 4 + 8
= 12 m

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9
Q

A parallellogram has sides of 5 and 3 cm. What is its perimeter?

A

5 x 2 + 3 x 2
= 10 + 6
= 16cm

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10
Q

What is the perimeter of a pentagon with sides of 4 cm, 3 cm, 2 cm, 3 cm and 3 cm?

A

4 + 3 + 2 + 3 + 3 = 15 cm

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11
Q

How many millilitres are there in a 2-litre bottle?

A

2000

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12
Q

How man 250 ml cups of water are required to fill a 2-litre bottle?

A

4 x 2 = 8

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13
Q

What is the difference between capacity and volume?

A

Capacity is the amount of substance an object can hold. Volume is the amount of space that an object occupies.

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14
Q

Express 2 1/2 litres in millilitres

A

2500 ml

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15
Q

What is 13 500 ml in litres?

A

13,5 L

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16
Q

What is 3 1/2 litres - 1500 ml?

A

3 500 - 1 500 = 2 000 ml (or 2 L if you prefer)

17
Q

What is 3 500ml + 2 L - 4 000ml

A

3 500 + 2 000 - 4 000 = 1 500ml

18
Q

A tennis court is 23m x 11m. What is its perimeter?

A

23 x 2 + 11 x 2
= 46 + 22
= 58m

19
Q

What is the volume of a 2cm cube?

A

2x2x2=8 cubic cm (or cm3)

20
Q

What is the volume of a 5m cube?

A

5x5x5=125 cubic m