Answer:
is that all?
Step-by-step explanation:
isnt there more to the problem?
9514 1404 393
∠4 = 45°
Angles 1, 2, and 4 are all congruent.
∠4 = ∠2
x +30 = 2x +15
15 = x . . . . . . . . . . . . . subtract x+15
x + 30 = 45 = ∠4