Question: You are designing a staircase where each stair rises at an angle of 45° to the floor. If one step has a horizontal depth (run) of 28 cm, what should the vertical rise of that step be to maintain this design?
A) 20 cm
B) 24 cm
C) 28 cm
D) 32 cm
Correct answer: C
Grade: 7 | Topic: Geometry | Difficulty: Medium | Standard: 7. G. B. 5