q(x) = −13x² + 15x – 1 m(x) = 7x-15 f(x) = ax + b q(x) = ax² + bx+c b(x) = x² +9x - 4

Two-dimensional figure measured in terms of radius. It is formed by a set of points that are at a constant or fixed distance from a fixed point in the center of the plane. The parts of the circle are circumference, radius, diameter, chord, tangent, secant, arc of a circle, and segment in a circle.