Mathematics (Syllabus D) · Oct / Nov 2021 · Paper 12 · Question 12

NOT TO SCALE B A C E D The diagram shows a rectangle ABCD. E is a point on the diagonal AC such that ° DEC 90 = t . Prove that triangle ADC is similar to triangle DEC. Give a reason for each statement you make. [3]

Read automatically from the paper; the printed page above is exact.