Question

How can you prove a triangle is a right triangle?

Answer 1

Well i found this can it should help. :)

Find the slope of each line segment. If two of them are negative inverses of each other (like 3/8 and -8/3) then they make a 90 degree angle).

Oh, and \[\huge_{\color{red}{\star} ^\color{blue}{{\bigstar} ^\color{green}{{\star} ^\color{magenta}{{\bigstar }}}}}\color{cyan}{Welcome ~~To~~Openstudy!!}~^{\color{red}{\star} ^\color{blue}{{\bigstar} ^\color{green}{{\star} ^\color{magenta}{{\bigstar }}}}} \]:)

Answer 2

Correction *Well I found this and it should help* :)

Answer 3

THANK YOU!

Answer 4

what are saying is that if the adj slope times opp slop equal negative then they are perpendicular