In a triangle if the square on one side is equal to yhe sum of the square on the reamaining two,prove that the angle opposite to the first side is a right angle
Find the area of a trapezium whose parallel sides are 25cm and 13 cm and other sides are 15cm and 15cm
Find the area of a trapezium whose parallel sides are 25cm and 13 cm and other sides are 15cm and 15cm