Circles Worksheet



Circles Worksheet

Name: __________________

Label the Diameter and the Radius in the circle below:

For the following diagram answer the below questions:

Find:

a) the diameter of each circle b) the radius of each circle

c) the total distance across the circle d) the distance between the circle centres

What are the two different Circumference/Perimeter equations?

Calculate the Circumference/Perimeter of the following: Use ( = 3.14

Calculate the Circumference/Perimeter in the following problem:

A circular running track of radius 90 meters.

What is the general equation for the Area of a circle?

Find the Areas of the following: Use ( = 3.14

c) Find the area of a circular room of diameter 46 metres.

An electric stove has 5 hot plates. Two have a radius of 10cm and the others have a radius of 6 cm.

a) Calculate the area of one of the large hot plates.

b) Calculate the area of one of the small hot plates.

c) What is the total area of all five hot plates.

Calculate the Perimeter of the following shape:

Calculate the Shaded Area of the following shapes:

Criteria Sheet

|Conversion of basic length units |H |M |L |NS |

|Identification of shape formulae |H |M |L |NS |

|Calculation of shape areas |H |M |L |NS |

|Calculating areas of composite shapes |H |M |L |NS |

|Solving worded problems |H |M |L |NS |

|Diagram production |H |M |L |NS |

Mark : ____/49 Percentage = ____/49 ( 100 = ______%

-----------------------

9cm

5cm

3cm

a)

b)

2cm

11m

3m

100mm

a)

b)

4cm

10cm

16cm

6m

10m

5km

8km

b)

a)

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