Square ABDC. O is a point within the square such that Angle BAO and Angle ABO are both 15'.
Prove: Triangle OCD is a equilateral triangle.
Friday, April 23, 2010
Subscribe to:
Comments (Atom)
Feel bored at work? Or just want to take a break from the 10-hour-a-day daily chores? Let's take a break and do some math!