Asap two vertices of a polygon are (7, −18) and (7, 18) . what is the length of this side of the polygon?

And employee salary increased by $4500 which represents a 15% raise what is the rate of the increase

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m

How do i take any fraction and make it into a decimal or percentage?