Lesson 4 - Topic Test

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Find the circumference of a 2cm diameter circle?

6.28cm

3.14cm

2cm

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Find the circumference of a 5.5cm diameter circle?

17.27cm

8.64cm

5.5cm

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Circle Terms

Name part (c)

Name part (b)

Which part is the diameter?

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What is the name given to part (d)

Segment

Semi Circle

Sector

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Find the area of a 3cm radius circle

9 cm2

28.26 cm2

28.26 m2

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Calculate the area of the circle shown above

Which number below shows 5.67543 to 2 decimal places?

5.68

5.67

5.7

5.675

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Find the area of a 10cm diameter circle

78.5 cm2

314 cm2

100 cm2

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