Download a PDF of the Bill of Rights. The first 10 amendments to the Constitution make up the Bill of Rights. Written by James Madison in response to calls from several states for greater constitutional protection for individual liberties, the Bill of Rights lists specific prohibitions on governmental power.
When two lines are perpendicular, the slope of one is the negative reciprocal of the other. If the slope of one line is m, the slope of the other is. Try this Drag points C or D. Note the slopes when the lines are at right angles to each other.
Geometry Lesson: Parallel Lines. Parallel Lines Never Meet. Lines that are in the same plane and do not touch and/or meet are called parallel lines. The notation for parallel lines, , is read: line AB is parallel to line CD.. These lines will continue on forever without crossing.