Ben is building a storage box for the sail of his boat. The left side of the box is 9 feet long and the right side of the box is 12 feet long. The left and right sides form a right angle. What is the length of the base of the box?

X+y=-4 x-y=2 use elimination with adding and subtraction

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?

First work with stencil one. use a combination of reflections, rotations, and translations to see whether stencil one will overlap with the original pattern. list the sequence of rigid transformations you used in your attempt, noting the type of transformation, the direction, the coordinates, and the displacement