Question
The figure shows a rectangle CEFD being folded along CB. Given that ∠BCE = 20°, find
  1. ∠f
  2. ∠t
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

The figure shows a rectangle CEFD being folded along CB. Given that ∠BCE = 20°, find
  1. ∠f
  2. ∠t