##
Surfaces

**1. ****Introduction to surfaces and tangent
planes**

**2. Algebraic surfaces**

**3. ****Cones and cylinders**

**4. Quadric surfaces – 2nd order algebraic surfaces **

**5. Plane intersections and tangent planes of the 2nd
order cone****
**

**6. Plane intersections and tangent planes of the 2nd
order cylinder**

**7. Plane intersections and tangent planes of the sphere****
**