3 Dimensions and Vectors
3D Coordinate Systems
Triangle determined by 3 points
Vectors
Vector through 2 points
Vector In 2D P(2,-5); Q(-3,1)
Vector In 3D
Vector Sum
Vector Sum In 2D
Vector Sum In 3D
Vector Difference
Vector Difference In 2D
Vector Difference In 3D
Difference of Scalar Multiples
Graphical Addition and Subtraction in 2D
Add Vectors
Add 3 Vectors
Add 3 Vectors to 0
Subtract Parallel Vectors
Add Multiples of Parallel Vectors
Subtract Multiples of Parallel Vectors
Subtract Multiples of Parallel Vectors to Zero Vector
Dot Product
2D Dot Product Vector Cross Product
Via Determinant, 2D Equations of Lines
Vector Equations, Parametric Equations of Line through a point, Parallel to a vector Equations of Planes
Plane through a Point with a given Normal Vector
Unit Vector Parallel to a Given Vector
Unit Vector in 2D
Unit Vector In 3D
Simultaneous Vector Equations
3D Dot Product
Dot Product using magnitudes and angle
Angle between 2 Vectors in 2D
Angle between 2 Vectors in 3D
Triangle: 3 points: Find 3 angles
Skew Vectors in 2D
Skew Vectors in 3D
Parallel Vectors in 2D
Parallel Vectors in 3D
Orthogonal Vectors in 2D
Orthogonal Vectors in 3D
Unknown Components of Orthogonal Vectors in 2D
Unknown Components of Orthogonal Vectors in 3D
Scalar and Vector Projections in 2D
Scalar and Vector Projections in 3D
Via Determinant, 3D
Via Magnitudes and Angle
Unit Vectors Orthogonal to 2 vectors
Vector Orthogonal to a Plane
Area of Parallelogram
Area of Triangle
Volume of Parallelopiped
3 Coplanar Vectors
Parametric and Symmetric Equations of a line through 2 Points
L1 and L2 are Parallel
L1 and L2 are Perpendicular
Line through a Point Parallel to L2, Intersections with Coordinate Planes
Line Perpendicular to a Plane, Intersections with Coordinate Planes
2 Parallel Lines
2 Intersecting Lines
2 Skew Lines
Plane through a Point Parallel to another Plane
Plane through 3 Points
Plane through a Point, Containing a Given Line
Intersection of a Line and a Plane
Direction Numbers for the Line of Intersection of 2 Planes
Cosine of the Angle between 2 Planes
Determine the Angle between 2 Planes
Line of Intersection of 2 Planes