Answer:
Step-by-step explanation:

Answer:The answer is 2 hope this helps!
Step-by-step explanation:
All the angles have to equal 180. If you add the two angles you get 140. You take 180 and subtract 140 and it equals to 40. The missing angle is 40 degrees.
My work is in the image provided. If you have any wQuestions concerning my methods, don't hesitate to ask.
Answer:
<em>2</em><em>5</em><em>0</em><em>°</em>
<em>There</em><em> </em><em>are</em><em> </em><em>2</em><em>5</em><em>0</em><em>°</em><em>…</em><em>…</em><em>…</em><em>…</em><em>…</em>