What is the y-intercept
o -1.5
o 1.2
o 12
o 1/3

definitely a. the others have almost all data points on one side of the line.

step-by-step explanation:

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.