Question

What is m∠KNL? Thanks for the help

Answer 1

∠KNL and ∠JNM are vertical, so we they equal the same measure.

5x+2 = 3(x+14)
5x+2 = 3x+42
5x=3x+40
2x=40
x=20.

So, if we put it in the equation 3(x+14), the measure of ∠KNL is 102°.