Find the perimeter of a rectangle with a width 2x^2+4x-8 and a length of 3x+8. A.2x^2+7x

B.4x^2+14x

C.4x^2+14x+32

C.18x^2

The variable in a relation who’s value depends on the value of the independent variable is called what?

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

What does independent variable and dependent variable mean in math?