Year 9

Circles, trapezia and missing dimensions

Free examples and worked answers. No account needed.

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Practise the method.

Example 1

Trapezium
TrapeziumTrapezium with parallel sides 4 cm and 14 cm, perpendicular height 4 cm. Diagram not to scale. Use the labelled measurements.4 cm14 cm4 cm
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Answer:

Example 2

Circle
CircleCircle with radius 4 cm. Diagram not to scale. Use the labelled measurements.r = 4 cm
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Answer:

Example 3

Circle
CircleCircle with diameter 11 cm. Diagram not to scale. Use the labelled measurements.d = 11 cm
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Answer: