Answer:
1) A = 27 square units, P = 24 units; 2) 276 mm; 3) A = 8, B = 4, C = 3, D = 5, 108 square feet; 4) 5.
Step-by-step explanation:
1) The sides of the rectangle are 9, 9, 3, and 3.
2) 40 + 40 + 70 + 70 + 28 + 28
3) 32 + 6 + 6 + 24 + 40 = 108
4) 24 + 24 + 20 + 20 + 30 + 30 = 148
740/148 = 5
