Acar dealer sold 2 cars for $1980 each. on the first car he made a 10 percent profit while on the second car he took a loss of 10 percent. taken together, did he profit or lose on the deals?

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