30 points an observer is 120 feet from the base of a television tower, which is 150 feet tall. find the angle of depression at the top of the tower. round to the nearest degree.

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?

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