Question
The figure shows a rectangle WYZX being folded along WW. Given that ∠WWY = 21°, find
  1. ∠r
  2. ∠e
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 WYZX being folded along WW. Given that ∠WWY = 21°, find
  1. ∠r
  2. ∠e