The figure shows a rectangle BCDE. ∠BEF = 60° and ∠CED = 37°. Find
- ∠CEF
- ∠BCE
(a)
∠CEF
= 60° + 37° - 90°
= 7° (Overlapping angles)
(b)
∠BEC
= 60° - 7°
= 53° (Overlapping angles)
∠BCE
= 180° - 90° - 53°
= 37° (Angles sum of triangle)
Answer(s): (a) 7°; (b) 37°