Find the angle between the pair of lines (x-2)/3=(y+1)/-2 , z= 2 and (x-1)/1=(y+3)/3=z+5/2.

Please explain how to convert the Cartesian form into vector form here.

And then, to get the angle,

Is the required formula to use: cos@ = (|b1 + b2|)/(|b1||b2|) ?

Thank you

Ankush , 8 Years ago

Grade 12