8-1 Quadratic Graphs and Their Properties
What is the order of the quadratic functions f (x) =
narrowest graph?
-0.5x2, f (c) =
and f (x) = 22
from the widest graph to the
© A. f (t) = – 0.522, f (x) = 1 , f (x) = x2
© B. f (x) = 1 x2, f (x) = – 0.522, f (x) = 22
© C. f (x) = 2, f (q) = – 0.522, f (x) = 122
D. f (x) = 2°, f (x) = ; , f (x) = – 0. 522

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