6x+5x-8=-41 what property is this ?

The complement of an angle is one-sixth the measure of the supplement of the angle. what is the measure of the complement angle?

Binh says the point of intersections is (0,-3) which statements identify the errors binh made , check all that apply

The diagram shows a cuboid abcdefgh abcd is a square with area 25cm². find the volume of the cuboid.