An equilateral triangle, QRS, is folded as shown in the figure. Find
- ∠ZYS
- ∠RZS.
(a)
∠YSZ = 60° (Equilateral triangle QRS)
∠ZYS
= 180° - 60° - 58° (Angles sum of triangle)
= 62°
(b)
∠RZS
= 180° - 58° - 58°
= 64° (Angles on a straight line)
Answer(s): (a) 62°; (b) 64°