How to find the intercept of a line, given the coordinates of two points on the line
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Math Open Reference
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Definiton and equation for a horizontal line in coordinate geometry
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Math Open Reference
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Definiton of the equation of a straight line, in 'point - slope' form: y = m(x-Px) + Py
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Math Open Reference
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Definiton of the equation of a straight line, in 'slope and intercept' form: y = mx+b
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Math Open Reference
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Finding the distance between two points given their coordinates
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Math Open Reference
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How to divide a line segment into N equal parts with compass and straightedge
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Math Open Reference
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How to copy a line segment with compass and straightedge
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Math Open Reference
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Definition of a congruent line segments
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Math Open Reference
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The definition of congruent. Congruent lines, angles shapes.
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Math Open Reference
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Points of concurrency - the point where three or more lines intersect
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Math Open Reference
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