For a survey, a company decided to call 7 out of every 5,000 people. how many people should be called in a town of 78,000 people

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?

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie

Which statement best describes how to determine whether f(x) = x squared- x +8 is an even function ?