AVERAGE TEMPERATURE (Degrees Fahrenheit) 100 8 80 70 40 30 20 10 0 (F 0 2 A C B D 6 8 10 12 14 SUNLIGHT (Hours per day) The mathematical slope of the steeper line is The slope of the orange line between points A and B is D is 18 18 20 the slope of the less-steep line. and the slope of the blue line between points C and

The slope of the orange line between points A and B is D is , and the slope of the blue line between points C and The mathematical slope of the steeper line is the slope of the less-steep line