Using factor by the ac method if it’s a prime trinomial how do i solve

How can you find the magnitude of a vector, v = < x,y > , where the horizontal change is x and the vertical change is y?

Quadrilateral abcd is translated up and to the right, and then rotated about point q. which congruency statement is correct?

Aculinary club earns $1360 from a dinner service. they sold 45 adult meals and 80 student meals. an adult meal costs twice as much as a student meal. what is the cost of an adult meal?