4. The graph shows the height above the ground of a rock climber over time. a) Calculate the slope of the graph.

b) Interpret the slope as a rate of change.

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 is the solution to the system of equation graphed belowa.(0,-4)b.(2,5),1),-3)

Which of the following circles have their centers in the third quadrant? check all that apply.