Parallel rules help draftsmen, surveyors, cartographers, architects, and navigators draw accurate parallel lines ... uses by the T-square in the 19th century, but navigators continue to use parallel ...

Parallel lines are a fixed distance ... this into the equation for all straight lines, \(y = mx + c\). If \(y = 3x - 1\) the gradient of the graph is 3. This means the gradient of the ...

The lines are parallel. State the equation of a line that ... If \(y = 3x - 1\) the gradient of the graph is 3. This means the gradient of the perpendicular graph is \(-\frac{1}{ ...