0 points 39. The coordinates of the endpoints of CD, in the
standard (x, y) coordinate plane, are (-4,-2) and (14,2).
What is the x-coordinate of the midpoint of CD ?
A. 0
B. 2
C. 5
D. 9
E. 10
A

Acircle has the equation (x-2)^2 +y^2 =5. what are the coordinates of the circle's center?

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

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