Respuesta :

Answer:

x = 34. 13. If ∠A and ∠B are vertical angles and m∠A = 7x - 5 and m∠B ... 6. 1. – 9. Solve the following: 1. if m∠7 = 100o, find m∠3 = 100 ... m∠ABD = 3x + 20 and m∠BDC = x + 40.