Given that lines a and b are parallel, what angles formed on line a when cut by the transversal are congruent with ∠6?
a) ∠1 and ∠2
b) ∠1 and ∠4
c) ∠2 and ∠3
d) ∠2 and ∠4

Since opening night, attendance at play a has increased steadily, while attendance at play b first rose and then fell. equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. on what day(s) was the attendance the same at both plays? what was the attendance? play a: y = 8x + 191 play b: y = -x^2 + 26x + 126

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

Find the maximum value of p= 4x + 5y subject to the following constraints :