A hovercraft takes off from a platform.
Its height (in meters), xxx seconds after takeoff, is modeled by:
h(x)=-2x^2+20x+48h(x)=−2x
2
+20x+48h, left parenthesis, x, right parenthesis, equals, minus, 2, x, squared, plus, 20, x, plus, 48
What is the maximum height that the hovercraft will reach?

Write the linear inequality shown in the graph. the gray area represents the shaded region. y> -3y+5 y> 3x-5 y< -3x+5 y< 3x-5

The inside wheels of a car traveling on a circular path are rotating half as fast as the outside wheels. the front two wheels are six feet apart. what is the number of feet in the path traced by the inside front wheel in one trip around the circle? express your answer in the form "k \pi", where k is an integer.

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π