Please help and have a good day!!

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

Triangle knm is what is true about the sides of knm

What is the measure of angle x? a.101 b.158 c.44 d.79