Question

the sides of a quadrilateral ABCD are AB=13cmBC=16cmCD=20cm and DA=5cm.if BD=12cm find the area of quadrilateral using herons formula​

Answer 1

Answer:

answer is 96 sq cm

Step-by-step explanation:

in quadrialteral ABCD

first we find the area of triangle BDC

and then area of triangle AND

finally sum the area then we get area of quadrilateral ABCD