A pilot flying at an altitude of 12,000 ft sights two airports directly in front of him. The angle of depression to one airport is 78, and the angle of depression to the second airport is 19'. What is the distance between the two airports? Round to the nearest foot.

Lin is shopping for a couch with her dad and heard him ask the salesperson “how much is your commission? ” the salesperson says that her commission is 5 1/2% of the selling price. a.how much commission will the salesperson earn by selling a couch for $495? b.how much money will the store get from the sale of the couch?

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.