Answer:
Undefined
General Formulas and Concepts:
- Slope of horizontal and vertical lines
Step-by-Step Explanation:
A vertical line always has an undefined slope. There is no such value m of slope that can make a vertical line, and thus we reach the conclusion of undef.
36 × 24 = 864 square inches. 864 sq in × $0.05 = $43.20. The green poster cost $43.20
12 × 18 = 216 square inches. 216 sq in × $0.05 = $10.80. The red poster cost $10.80
Please mark brainliest
Answer: 35/66 is your answer!
Step-by-step explanation: