Solve x^2 -8x=20 by completing the square. Which is the solution set of the equation?
a {2, 10}
b {-2, 10}
c {2, -10}
d {-2, -10}

Which graph represents the parent function of y=(x+2)(x-2)

How do the definitions, properties, and postulates you've learned about line segments, parallel lines, and angles to define the shapes of polygons

Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w