What number must you add to the polynomial below to complete the square?

x2 + 15x

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?

Suppose your school costs for this term were $4900 and financial aid covered 3/4 of that amount. how much did financial aid cover? and how much do you still have to pay?