Plots & Geometry

Quick! I need help with:
The Equation of a Line
Two points, point and slope,
slope and y-int
Graphing and Plotting
XY-Plot, Inequalities,
Polar-Plot, Points, Lines
Plotting Conic Sections
Conic Sections, Circles, Parabolas,
Ellipses, Hyperbolas
Geometrical Objects
Circles, Squares, Rectangles,
Spheres, Cylinders, Boxes,
Right Triangles