A right-angled triangle DEF DEF\,DEF is shown. The right angle is at vertex EEE. Side DE DE\,DE is vertical and labeled 8 cm. Side EF EF\,EF is horizontal. Hypotenuse DF DF\,DF is labeled 13 cm.
Calculate the size of angle DFEDFEDFE.
Practise OCR GCSE Maths SOHCAHTOA (Trigonometry) with exam-style questions for Foundation and Higher tier. 43 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.