After Sam presses the numbered keys, the microchip within his cell phone must decide what letters to show on the screen. Consider the relation from number to letter.
What is the domain of this relation?

Which point lies on a circle with a radius of 5 units and center at p(6, 1)?

Which equation represents a line that passes through the point (9, -4) and has a slope of 3/5?

Points j and k plotted on the coordinate grid are two vertices of rectangle jklm rectangle jklm has an area of 7 square units point j is located at 2,1 and point k is located at -5,1 each vertex of the rectangle is located at a point that has integer coordinates. what is the perimeter of rectangle jklm? (need answer asap)