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

In an equilateral triangle ABC of side 'a', AD is the perpendicular dr

1.	In an equilateral triangle ABC of side 'a', 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', AD is the perpendicular drawn onto side BC. Find $A D \times c o t θ$ in terms of a.