Which of the following statements are true? Select all that apply. There is MQ line. Point L is on the center of the line MQ. Use the protractor and measure the angles. Line LO is perpendicular to the line MQ. The angle MLO is 90 degree. Line LN is on the left side of the line LO making an angle MLN is 60 degree. Line LP is on the right side of the line LO making an angle MLP is 130 degree.

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.