Respuesta :

Answer:

For a general quadrilateral; in addition s=½(a+b+c+d). Right: a parallelogram. Often, however, it is easiest to compute the area by dividing the quadrilateral into triangles. One can also divide into triangles to compute one side given the other sides and angles, etc.

Step-by-step explanation:

Answer:

Area of a general Quadrilateral =12 × diagonal × (Sum of height of two triangle)