The condition \(\frac {a1}{a2} = \frac{b1}{b2} = \frac{c1}{c2}\) is for the planes whose normals are _____ to each other
Posted: Wed Jul 13, 2022 8:09 pm
a) perpendicular
b) parallel
c) differential
d) tangential
b) parallel
c) differential
d) tangential