Which statements are true about these lines? check all that apply.

the slope of line mn is  .

the slope of line pq is undefined.

the slope of line rs is  .

lines rs and tv are parallel.

line rs is perpendicular to both line mn and line pq.

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2

Which of the following describes the symmetry of the graph of y = x3?

Corresponding angles are a. always b. sometimes c. never congruent