Question
The figure is made up of straight lines. Given that ∠r is four times that of ∠t, find
  1. ∠r
  2. ∠s
  3. ∠t
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

(c)

Click button first when a symbol is required. X

The figure is made up of straight lines. Given that ∠r is four times that of ∠t, find
  1. ∠r
  2. ∠s
  3. ∠t