Answer:
150 square inch
Explanation:
you want to calculate each rectangle area individually then add all together
A = lw
1st one....9*4 = 36 sq. in
2nd one..4*3 = 12 sq. in
3rd one...9*3 = 27 sq. in
4th one...4*3 = 12 sq. in
5th one...9 *4 = 36 sq. in
6th one...9*3 = 27 sq. in
____________________
add all = 150 sq. in.