Exact trig values
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Right-angled triangle ABC with right angle at B, angle C = 30 degrees, and side AB = 20 cm.

A right-angled triangle ABC ABC\,ABC is shown. The right angle is at vertex BBB. The side AB AB\,AB is 20 cm. The angle at vertex C C\,C is 30∘30^\circ30∘.

Calculate the length ACACAC.

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Exact trig values Questions

Practise OCR GCSE Maths Exact trig values with exam-style questions for Foundation and Higher tier. 64 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

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Exact trig values Questions

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