Area of trapezoid = 1/2 (sum of parallel sides) × (perpendicular distance between them)
DС = 2 + 12 + 2 = 16 in
Area = 1/2 (16 + 12) × 9 = 14 × 9 = 126 in²
A decrease in the ratio 4:5 implies that :
New quantity:Old quantity = 4:5
Let the new quantity be 





So, the new quantity is 32
Answer: $33.28
Step-by-step explanation: 41.60x .20 = 8.32
41.60 - 8.32 = 33.28