2010 · Q45
Two poles of height 6m and 11m stand vertically upright on a plane ground. If the distance between their feet is 12 m, what is the distance between their tops?
Elementary MathematicsTrigonometry
- A11 m
- B12 m
- C13 m
- D14 m
Explanation
√(12²+5²)=13 m.