Get expert advice and community support on IDNLearn.com. Ask anything and get well-informed, reliable answers from our knowledgeable community members.
Answer:
x = 35°
Step-by-step explanation:
180 - (40+40) = 2x+30
180 -80 = 2x+30
100 = 2x+30
2x = 100-30
x = 70/2
x = 35°