Yahto and Nora want to find out if the quadrilateral formed by connecting points J, K, L, and M is a rectangle. Yahto's plan: ⋅ Use the distance formula to find the lengths of the sides. ⋅ Then see if the side lengths of opposite sides are the same. Nora's plan: ⋅ Find the slopes of the four sides. ⋅ See if the slopes of adjacent sides are negative reciprocals of each other. Which student's plan will work?
1) Yahto's plan will work
2) Nora's plan will work
3) Both Yahto and Nora's plans will work
4) Neither Yahto nor Nora's plans will work
