Line m is intersected by line t, as shown in the diagram below.
Based on the diagram, which of the following equations must be true?
a mz1+ m22 = 180°
b. m21+ m23 = 180°
C. m2 2 + m23 = 90°
d. m2 2 + m 24 = 90°

Line m is intersected by line t as shown in the diagram below Based on the diagram which of the following equations must be true a mz1 m22 180 b m21 m23 180 C m class=