The water dam is filled up using the first tributary in 1 hour and 10 minutes, using the second tributary in 60 minutes. How many minutes it takes to fill the half of the dam using both of the
tributaries, if the second tributary will be opened 12 minutes after the first one ?

Consider the reflection of parallelogram pqrs across the line of reflection, . if rr' = 14, then rz = . if sx = 5, then = 5.

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.

Amira is painting a rectangular banner 2 1/4 yards wide. the banner will have a blue background. amira has enough paint to cover 1 1/2 square yards of the wall. the school colors are blue and yellow, so amira wants to add yellow rectangles on the left and right sides of the blue rectangle. the yellow rectangles will each be 3/4 yards wide and the same height as the blue rectangle. what will be the total area of the two yellow rectangles?