On a coordinate plane, parallelogram A B C D has Points (3.6), (6,5), (5,1), and (2, 2). What is the area of Parallelogram ABCD?

Out of $20$ creepy-crawly creatures in a room, $80\%$ are flies and $20\%$ are spiders. if $s\%$ of the total legs belong to spiders, what is $s$?

What is the argument of 3 - 3i? 300° 315° 330° 345°

If u = < -7, 6> and v = < -4, 17> , which vector can be added to u + 3v to get the unit vector < 1, 0> as the resultant vector? a. < 18, -57> b. < 18, -45> c. < 20, -57> d. < 20, -45>