Find the greatest common factor of 12 and 36

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

M.xyz =radians. covert this radian measure to its equivalent measure in degrees.

Need so much on this one how many yards?