In an equilateral triangle ABC of side a units, AD is the perpendicular drawn onto side BC. Find AD cot θ in terms of a.

In an equilateral triangle ABC of side a units, AD is the perpendicula

1.	In an equilateral triangle ABC of side a units, AD is the perpendicular drawn onto side BC. Find AD cot θ in terms of a.
Answer» In an equilateral triangle ABC of side a units, AD is the perpendicular drawn onto side BC. Find $A D c o t θ$ in terms of a.