Question
An equilateral triangle, STU, is folded as shown in the figure. Find
  1. ∠PNU
  2. ∠TPU.
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

An equilateral triangle, STU, is folded as shown in the figure. Find
  1. ∠PNU
  2. ∠TPU.