the figure shows intersecting lines k and m. what is the measure of angle a? type the number in the box…

the figure shows intersecting lines k and m. what is the measure of angle a? type the number in the box. degrees
Answer
Explanation:
Step1: Recall vertical - angle property
Vertical angles are equal. Angle (a) and the (86^{\circ}) angle are vertical angles.
Step2: Determine angle (a) measure
Since vertical angles are equal, (a = 86^{\circ}).
Answer:
86