Question

if A(-5,7) B(-4,-5), C(-1,-6)and D (4,5) are the vertices of a quadrilateral,find the area of the quadrilateral ABCD.

Answer 1

Area of Parallelogram ABCD = Area of Triangle ABC + Triangle ADC

Answer 2

Answer:

Step-by-step explanation:

Given:

Draw the parallelogram clockwise

Construction:In parallelogram ABCD,join AC

Then,

Calculate the area of triangle ABC and area of triangle ADC.

Now,

Area of parallelogram=area of triangle ABC +area of triangle ADC

Final answer  is 72 sq units