Triangle DEF DEF\,DEF has angles ∠EDF=64∘\angle EDF = 64^\circ∠EDF=64∘ and ∠DFE=58∘\angle DFE = 58^\circ∠DFE=58∘.
Work out the size of the angle DEFDEFDEF.
Give a reason for your answer.
27 exam-style questions on Edexcel GCSE Maths Angles. Each one has a worked solution and a mark scheme showing where the marks go.