State the triangle congruence theorem that can be used to prove triangles congruent.

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 20 = x a. 5, 4 b. -5, -4 c. -5, 4 d. 5, -4

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length