Five fourth grade classes from an elementary school took a trip to the united states capitol. there were 25 students in each class . at the capitol. a maximum of 40 students were allowed on a tour at one time . what is the least numbers of tours needed so all the students were able to take a tour?

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.