Mathematics · Trigonometry and Geometry Applications
Two ladders AB and CD are inclined on two floors of a building as shown below, such that BC = √2 m. If the height of each floor is 4√2 m, and the angles of inclination of ladders AB and CD are 30° and 45° with the vertical wall respectively, what is the minimum distance to be covered to walk along the path from point A to point D (which is AB + BC + CD)?
- 1(9 + 8√2) m
- 2(8 + 9√2) m✓
- 3(5 + 4√2) m
- 4(4 + 5√2) m
Correct answer
(8 + 9√2) m
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