Topic explanation

Standard explanation

Distance from (x0,y0) to Ax+By+C=0 is

Key points

• Distance from a point to a line
• rule
• worked example
• Distance from a point to a line: Distance from (x0,y0) to Ax+By+C=0 is
• CONCEPT AND RULE: Distance from (x0,y0) to Ax+By+C=0 is
• METHOD: For distance from a point to a line, identify the given information and required result. Select the
• Distance from (x0,y0) to Ax+By+C=0 is
• Worked pattern: Ax0+By0+C|/sqrt(A^2+B^2).|From (1,2) to 3x+4y-5=0, distance=65.

Labelled diagram