HELPPP
If y varies directly with x and y=12 when x=8, find y when x=2

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

Segment an is an altitude of right δabc with a right angle at a. if ab = 2, squared 5 in and nc = 1 in, find bn, an, ac.

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.