Question

What is the area of the polygon given below?

Answer 1

Area of the figure ABGFED = (Area of square ABCD) - (Area of rectangle CEFG)

⇒(AB)2−[(GF)×(FE)]

=(10 cm)2−[(2 cm)×(5 cm)]

⇒(100 cm2)−(10 cm2)=90 cm2