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Mathematics, 26.03.2021 18:40 Fhalcon543

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

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