4. Reflect the triangle ABC over the y-axis. A(0,4.) B(-1, -1) C(2, -3). What is the coordinate points of B? (1 point)
A) B' (1,-1) B) B' (-1,1) C) B' (-1,-1) D) B' (1,0)

What is the slope of the line that contains the points (4,8) and (9,8)? what type of line is it?

Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.

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