walkconstud2025 walkconstud2025 26-03-2021 Mathematics contestada A set of stairs is being built as shown. 3 triangles form stairs. Each triangle has a side length of 11 inches and a hypotenuse of 13 inches. The length of each stair is 11 inches. What is the rise, r, for each stair? Round to the nearest inch. 2 inches 7 inches 17 inches 24 inches