SAT Math Multiple Choice Practice Question 355: Answer and Explanation

Next steps

Question: 355


In the figure above, lines l, m, and n intersect in a single point. What is the value of w + x?

A. 40
B. 70
C. 90
D. 130
E. 140

Correct Answer: D


D A linear angle measures 180°. Write an equation:

Previous       Next