The graphs of the equations y=2x-7 and y-kx=7 are parallel when k equals

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

In the figure below, triangle rpq is similar to triangle rts. what is the distance between p and q? a. 24 b. 42 c.50 d. 54

If two angles of a triangle have equal measures and the third angle measures 90°, what are the angle measures of the triangle? a. 60°, 60°, 60° b. 45°, 90°, 90° c. 30°, 30°, 90° d. 45°, 45°, 90°