M6 Area of circles assess

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```					                                              M6 Area of a circle

   Find the area of a circle given the radius or diameter

1.

12 cm

Calculate the area of a circle with diameter 12 cm.

………………………..
(Total 3 marks)

2.

Diagram NOT accurately drawn

The radius of the circle is 9.7 cm.
9.7 cm           Work out the area of the circle.

…………………………… cm2
(Total 2 marks)

3.

Diagram NOT accurately drawn

The radius of a circle is 4 m.            Work out the area of the circle. Give your answer

4m                    correct to 3 significant figures.

.......................... m2
(Total 2 marks)

4.    Area

The diagram shows a circle and a square.

12 mm                                Not drawn accurately

(a)    The radius of the circle is 12 mm.

What is the area of the circle to the nearest mm²?

……………… mm2
2 marks

(b)    The ratio of the area of the circle to the area of the square is 2:1

What is the area of the square to the nearest mm2?

……………… mm2
1 mark

(c)    What is the side length of the square?

……………… mm
2 marks

(Total 5 marks)

SELF ASSESSMENT                                                              Yes      Maybe          No

    Calculate the area of a circle given the radius

    Calculate the area of a circle given the diameter

TOTAL =          _____
15
TARGETS

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