Question

find the area of the shaded region in

Answer 1

non shaded area 1 that is horizontal area:

L=40m

b= 2m

2 nonshaded areas on left and right

L = (40-2)/2=19m

b= 3m

Answer 2

Answer:

Step-by-step explanation:

As shown in figure

Total area = 1600

1600 - (40x2) - (40x3) + (3x2)

why +(3x2) is because it is counted two times

hence

1600 - 80 - 120 + 6

= 1406