
The line <3,4,2>+t<1,3,7> The blue vector points to a point on the line The purple vector is the direction vector The orange vectors correspond to different tvalues The line <3,4,2>+t<1,3,7> The blue vector points to a point on the line The purple vector is the direction vector The orange vectors correspond to different tvalues 
A plane with normal vector in orange A vector to two points in the plane in red A vector between two points in the plane in yellow A plane with normal vector in orange A vector to two points in the plane in red A vector between two points in the plane in yellow 
A point not on the plane in purple A point in the plane in red A vector between the points in yellow The normal vector in orange The projection of the yellow vector on the orange vector in green A point not on the plane in purple A point in the plane in red A vector between the points in yellow The normal vector in orange The projection of the yellow vector on the orange vector in green 
A plane containing the red line and the orange point The green and yellow vectors are directions in the plane The pink vector is the cross product of the yellow and green vectors The pink vector is normal to the plane A plane containing the red line and the orange point The green and yellow vectors are directions in the plane The pink vector is the cross product of the yellow and green vectors The pink vector is normal to the plane 
Two planes intersecting The intersection is the red line The purple point is on the red line The red line is perpendicular to the normal vectors to the two planes Two planes intersecting The intersection is the red line The purple point is on the red line The red line is perpendicular to the normal vectors to the two planes 
Two skew lines Two skew lines 
Two skew lines Parallel planes containing the lines Two skew lines Parallel planes containing the lines 