About how much glass is needed for a circular window with a radius of 2.4 feet? Use 3.14 for .

20 ! need which shows a difference of squares? 10y^2-4x^2 16y^2-x^2 8x^2-40x+25 64x^2-48x+9

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps