Doughnuts are sold in bags and cartons, A bag holds 4 doughnuts and a carton holds 10 doughnuts. Tom buys B bags of doughnuts and C cartons of doughnuts

He buys a total of T doughnuts.

Write down a formula for Tin terms of B and C.

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.