Lines (Coordinate Geometry) Flashcards by Dan Lee | Brainscape

Q

The angle between the lines xcosα+ysinα=p and xcosβ+ysinβ=q is?

A

α-β

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Q

Perpendicular distance between point and line formula is…?

A

d = |Ax1 + By1 + C| / (A² + B²)^½

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