A. The area of the house after the renovation is represented by (x+50)^2. Find this product. b. Use the polynomial in part (a) to find the area when x=15. What is the area of the extension?
What is the area of the extension

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.