The Area of a square is 50 sq. units. Then the area of the circle drawn on its diagonal is?

• A. 50? sq. units
• B. None of theas
• C. 100? sq. units
• D. 25? sq. units

Answer: (D)

Area = (Diagonal)2 / 2 = 50? Diagonal = 10 units ? Radius of required circle = 5 unitsIts area = [? x (5)2 ] cm2= 25? units2