A train covers 165 km in 1.5 hours. Do these quantities (distance and rime) vary directly or inversely?

Ill mark the brainliest if you me with the these three questions 7,8,9

In the diagram, the ratios of two pairs of corresponding sides are equal to prove that almn - axyz by the sas similarity theorem, it also needs to be shown that x 6 z un z zz un = 2x zləzz lezy

Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how