Question

given the coordinates, classify triangle QRT by its sides. Q(-2, -1), R(1, 5), T(-8, -4)

Answer 1

example:

=root (-2-1)*all powr 2*+(-1-5)*all power 2* =3 root 5

then make all this stepes with RT and QT.

explanation:

we write under the root (X-X)all power 2 then (y-y)all power 2