Question

I am confused on pleased help 40 points

Answer 1

B

Explanation:

∠ 3 and 70° are vertical angles and congruent, thus ∠ 3 = 70°

∠ 1 = 90° - 70° = 20° ( right angle )

∠ 3 - ∠ 1 = 70° - 20° = 50° → B

Answer 2

Answer:120

Explanation: