This is a trigonometry question

!! 10 ! a westbound jet leaves central airport traveling 635 miles per hour. at the same time, an eastbound plane departs at 325 miles per hour. in how many hours will the planes be 1900 miles apart?

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

At 6 1/2 cents per pound of string beans how much does 7 pounds cost