Question
The figure shows a rectangle BDEC being folded along BU. Given that ∠UBD = 20°, find
  1. ∠s
  2. ∠v
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 BDEC being folded along BU. Given that ∠UBD = 20°, find
  1. ∠s
  2. ∠v