Julia uses the shadow of the flagpole to estimate its height. she stands so that the tip of her shadow coincides with the tip of the flagpole? s shadow as shown. julia is 5 feet tall. the distance from the flagpole to julia is 28 feet and the distance between the tip of the shadows and julia is 7 feet. calculate the height of the flagpole. the diagram is not drawn to scale. 4072-07-01-06-00_files/i0210000.jpg a. 13 feet c. 25 feet b. 980 feet d. 20 feet

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.