When constructing parallel lines how can you be sure the lines constructed are parallel

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

Solve the following inequalities and show the solution on a number line. 2x+3< 3(4x+5)

What is the scale factor of two similar pyramids with volumes of 64 cubic feet and 8 cubic feet