A right-angled triangle DEF DEF\,DEF is shown. The right angle is at vertex EEE. The hypotenuse DF DF\,DF is 14 cm. The angle at vertex D D\,D is 30∘30^\circ30∘.
Calculate the length EFEFEF.
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.