The graph of linear function k passes through the points (-7,0) and (1,8). Which statement must be true? a. The slope of the graph of k is -4/3
b. The graph of k passes through the point (-1,-8)
c. The zero of k is 7
d. The x-intercept of the graph of k is -7

Which of the following would be a correct step in proving that triangle abc is congruent to triangle cda? a. use a protractor to measure the angles and show that all the corresponding angles are equal in measure. this will allow you to prove congruence by aaa. b. show that segment ab is parallel to segment cd and segment ad is parallel to segment cb. this will allow you to prove congruency by asa. c. show that is segment ab is perpendicular to segment ad. this will allow you to prove congruence by sas. d. none of the above.