Which pairs of triangles are similar? Check all that apply. ââ€""Ĺ‚ABC ~ ââ€""Ĺ‚DEF ââ€""Ĺ‚DEF ~ ââ€""Ĺ‚GHI ââ€""Ĺ‚GHI ~ ââ€""Ĺ‚ABC ââ€""Ĺ‚GHI ~ ââ€""Ĺ‚JKL ââ€""Ĺ‚JKL ~ ââ€""Ĺ‚ABC.

Which statement explains how you could use coordinate geometry to prove that quadrilateral abcd is a parallelogram? -5 -4 -3 -2 -1 t 1 2 3 4 prove that all sides are congruent and have slopes that are opposite reciprocals prove that segments ad and ab are congruent and parallel prove that opposite sides are congruent and have equal slopes prove that segments bc and cd are congruent and parallel

1. are the triangles similar and if so why? what is the value of x? show your work.

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)