Let L1 be a line with slope m1 and L2 be a line with slope m2 the L1 and L2 are perpendicular lines if and only if m1 +m2 =-1 *



true
or
False​

Respuesta :

True because L2 but m2 m1=1 said that the most common thing is the best thing in that place and it’s a little too much to get it better and better to go cheat it is