Explain how knowing squares can make pythagorean theorem problems easier.

Find the slope of the line y =8/9x + 1.

Which statement accurately describes how to perform a 90° clockwise rotation of point a (1,4) around the origin?

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi,r^3 , where r is the sphere’s radius.