Question

Lines p and q are parallel in this diagram.

What is the sum of the degree measures of angles x and y?
Enter your response here:
P
Only 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, -, -, and / are allowed in your answer.
Answers that are mixed numbers must be entered as an improper fraction or a
decimal.
9
45

Answer 1

135

Explanation:

a = 45 {Vertically opposite angles}

b = a {p //q , Corresponding angles are equal}

b = 45

x+y + b = 180 {Angle sum property of triangle}

x + y + 45 = 180

x + y = 180 - 45

x + y = 135