If the relationship a2 + b2 = c2 applies to triangle abc, angle c is a staright angle. if not the connection, angle c is not a straight angle. in a green area, lines have been drawn up for training plans. show which of the u, v, x and y angles have not managed to get right.

Mason and christian go to the movie theater and purchase refreshments for their friends. mason spends a total of $45.75 on 3 bags of popcorn and 6 drinks. christian spends a total of $71.50 on 6 bags of popcorn and 4 drinks. write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. using these equations, determine and state the price of a drink, to the nearest cent.