Mr. groves has trays of paints for students in her art class. each tray has 5 colors. one of the colors is purple. what fraction of the colors in 20 trays is purple?

The figure below shows rectangle abcd and the triangle eca on a coordinate plane.which of the following expressions represents the perimeter of triangle of triangle eca in units

If 2(a^2+b^2)=(a+b)^2 then, > a+b=0, > ab=0, > a=b, > 2a=b

Write an equation for the function that includes the points (2,100)and (3,100)