Tangent 45 degrees equal to x over 100

The table below shows the height of a ball  x  seconds after being kicked.  what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x)  =  x2  +  x  +  0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds?   feet

When a rectangle is dilated, how do the perimeter and area of the rectangle change?

Put the equation in slope intercept form by solving for y