Given the function f(x)=-8x2+8x+9,state whether the vertex represents a maximum or minimum point for the function.

Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

Acircle has a circumference of 28.36 units what is the diameter of the circle