A rectangle has length x and width y Select all the statements that must be true.

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

What is the area of the triangle 10 13 12