In the figure below, lines m and n intersect at the endpoint of ray r, m/2= 30°, and m/4 = 113°. m 72 Part A Which of the following is true? Select the three correct options. 22 and 23 form a linear pair. 23 and 25 are vertically opposite. 21 and 25 are supplementary. 24 and 25 form a linear pair. 24 and 21 are vertically opposite. Part B What is the measure of angle