Solve this quadratic equation. x^2 + 2x - 22 = 0 the answer will look something like x=(5-√76) but obviously that's not the answer.

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem