Each of two complementary angles is acute true or false?

If jm equals 5x -8 and lm equals 2x -6 which expression represents jl

In the rectangle below ac=30 units what is de

If you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain.