Pls help ill mark you

Adding and subtracting matricesfind the value of each variable. x = and y = would

In trapezoid efgh, m∠gfe=63∘. identify m∠ghe. !

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?