GIVING BRAINLIST PLEASE HELP!! In the figure at the right, if PQ is perpendicular to QR,
then a + b + c + d =?

A) 180°
B) 225°
C) 270°
D) 360°

Marya wants to factor the polynomial 36x^3 -22x^2 - 144x.which term can she add to the polynomial that would not change its grestest common factor? check all that apply

17 in long 1.3 ft wide and 8in high what is the volume

Examine this system of equations. what integer should the second equation be multiplied by so that when the two equations are added together, the x term is eliminated? 3/4x+1/7y=6 1/8x-3/5y=16