(50 points) the hypotenuse of a right triangle has endpoints a(4, 1) and b(–1, –2). at which points could the vertex of the right angle in the triangle be located? check all that apply. a) (–1, 1) b) (4, –2) c) (1, 1) d) (2, –2) e) (4, –1) f) (–1, 4)

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