IDNLearn.com: Your destination for reliable and timely answers to any question. Discover in-depth and reliable answers to all your questions from our knowledgeable community members who are always ready to assist.

the equation of line j is y= -9/4x +6 the equation of line k is y=4/9 +2 are line j and k parallel or perpendicular?

Sagot :

[tex]\text{They are perpendicular}[/tex]