Mackenzie just started training for a marathon. According to her plan, she must run 19 miles the first week and 25 miles the second week. What is the percent increase?

options a,b,c are the right answer.

step-by-step explanation:

a linear parent function is always represented as y = x

if we write this function in the form of y=mx+c

⇒

or  

now if we plot a graph we will find these characteristics:

1) y intercept of the graph is zero so its a straight line passing through origin.

2) as we can see in both the forms of function written, values of x and y may be either positive or negative for the positive slope means points on the graph are either in first quadrant or in third one.

3) it's slope is one.

answer: i don't understand. what are the options

step-by-step explanation:

b

step-by-step explanation:

i dont know

vertical=18cm horizontal=18cm hypotenuse=25.5

step-by-step explanation: