Answer :
Answer:
∠ B = 79°
Step-by-step explanation:
Since the angles are vertical then they are congruent, thus
6x - 11 = 5x + 4 ( subtract 5x from both sides )
x - 11 = 4 ( add 11 to both sides )
x = 15
Thus
∠ B = 5x + 4 = 5(15) + 4 = 75 + 4 = 79°