
A right-angled triangle ABC ABC\,ABC is shown. The right angle is at vertex BBB. The hypotenuse AC AC\,AC is 12 cm. The angle at vertex A A\,A is 60∘60^\circ60∘.
Calculate the length ABABAB.
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.