Question

pleaseee answer pleaseee

Answer 1

Answer:

1)Rate of change of a graph is its slope

Step-by-step explanation:

Find slope of a linear graph using the formula

m= (y2-y1)/(x2-x1)

so, the slope of this line is 80/2 = 40 mile /hr

2)rise 5 run 1

3)slope of the graph is positive.