Is 2/9 equivalent to 1:5 ?

The area of a 25-inch tv screen is 300 square inches. the area of a 40-inch tv screen is 768 square inches. the are of the smaller screen is what percent of the area of the larger screen?

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?

I'm a polygon i have no parallel lines i am formed 3 line segments i have one right angle two of my angles are angles what am i