Perpendicular formula help (1 Viewer)

[Lith_30]

How do I use the perpendicular distance formula in part iv, I don't really know which values I need to sub in.

 

[cossine]

View attachment 35105
How do I use the perpendicular distance formula in part iv, I don't really know which values I need to sub in.

This might help

Perpendicular Distance from a Point to a Line

Shows how to find the perpendicular distance from a point to a line, and a proof of the formula.

www.intmath.com

Perhaps you can search for the proof?

 

[Lith_30]

This might help

Perpendicular Distance from a Point to a Line

Shows how to find the perpendicular distance from a point to a line, and a proof of the formula.

www.intmath.com

Perhaps you can search for the proof?

oh now I see, thankyou!