From the diagram, which of the following is true?

A. m + n + p = 180°
B. m + n = 180°
C. m = p + n
D. n = m + p

Correct Answer: Option D

D. n = m + p

Explanation

In the diagram, β = p(vertically opposite angles)

m + β = n(sum of interior opp. angles)

m + p = n