Two labourers L and M start at the same point. L walks 10 m South, then turns left and walks 25 m. In the meanwhile M walks 20 m West, then turns to his right and walks 15 m , then turns East and walks 45 m. Where is M with respect to L?
The diagonal of a square is equal to the side of an equilateral triangle. If the area of the square is 15√3 sq cm, what is the area of the equilateral triangle?