Question

How to find the height of trapezium? if area is asked to find and only measurment of sides of it are given?

Answer 1

Area is found by using the formula= h( a+c)/ 2
\a and c are length of sides and h is height 

and height is found by
=√ b² - [ b²-d² + (a-c)²/ 2(a-c)] ²