Answer:
7550 meter square
- area of rectangle = Length x breadth
= 130 x 20
= 2600 meter square
- area of triangle = 1/2 x base x height
1/2 x (130-20)m x (130-40)m
1/2 x 110m x 90m
55 x 90
4950 metre square
area of rectangle + area of triangle
4950 + 2600
7550 meter square