From the diagram, which of the following is true?
A.
m + n + p = 180o
B.
m + n = 180o
C.
m = p + n
D.
n = m + p
Correct answer is D
In the diagram, \(\beta\) = p(vertically opposite angles)
m + \(\beta\) = n(sum of interior opp. angles)
m + p = n