Part I: Find the measure of FED and the measure of ZDEN . Give an explanation for each angle
in your answer. (1 point)

What is the value of x in the equation 6(x + 1) – 5x = 8 + 2(x – 1)?

How many days was the temperature above 90 degrees?

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.