HELP PLEASE Mark bought a shirt that was on sale for 20% off. If he spent $40, what was the original price of the shirt?

Marie drew the triangle shown. she wants to draw a second triangle that is different from this one. use the drop-down menus below to complete the statements about the second triangle.

Is the following relation a function? x y 1 4 −1 −2 3 10 5 16 yes no

The graph below shows the height of a projectile t seconds after it is launched. if acceleration due to gravity is -16 ft/s2, which equation models the height of the projectile correctly?