What is the hinge theorem used to show? a. that two triangles are similar b. the relative lengths of the corresponding sides in two triangles c. the congruency of adjacent sides d. the relative measures of the corresponding angles in two triangles

Acollege is selling tickets for a winter fund-raiser. one day, krissa sold 14 adult tickets and 8 student tickets for a total of $376. the next day, she sold 7 adult tickets and 11 student tickets for a total of $272. krissa wanted to find the price of one adult ticket, a, and the price of one student ticket, s. she wrote and solved the following system of equations.