The meanings of the word ‘trace’ are:
- to draw an outline
- to copy
- to find out
The meaning that is closest to the word in the text is ‘finding out’.
(i) The kind of person the doctor is (money, possessions)
(ii) The kind of person he wants to be (appearance, ambition)
∆ABC is an isosceles triangle in which AB = AC. Side BA is produced to D such that AD = AB (see Fig. 7.34). Show that ∠ BCD is a right angle.