ABCD is a square and point P inside the square is such that PCD is an equilateral triangle. Find the angle α
Point P is in the interior of the equilateral triangle ABC. If AP = 7, BP = 5, and CP = 6, what is the area of ABC?
What is the area of the triangle in the given image, if AP=4, BP=5 and CP=3?
Suppose ABCD is a square. Let E be interior to the square such that EDC = ECD = 15°.
What is the measure of angle EBC?