What is the degree of each polynomial (x²-y)²
8x⁴-5x⁷+4x⁵
x²y³/3+2x³+8x³
x⁴+2x³-6x⁴-17
-x²+7x-4x
x⁷+y⁸+x⁷-y⁸

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