Researchers have used intersecting light beams to control chemical reactions in an advanced material, paving the way for future use in 3D printers that print entire layers, instead of single points, ...

Parallel lines are indicated by arrows going in the same direction. Parallel lines are indicated by arrows going in the same direction. If there is more than one set of parallel lines in a diagram, ...

Two gears can mesh without having a parallel axis, which puts the gears in the same plane. Shafts that intersect or are skewed can be used to change speed or torque, depending on the need. April 18, ...

This lesson presentation covers the theorems related to intersecting chords and secants, supported with proofs. Well simulated animation to fully engage students. There are also proofs to bring life ...

A worksheet on the relative position of two lines. The exercises require to: find the gradient of a straight line given its equation find the relative position of two lines (intersecting, parallel, ...