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Find the value of x for which abcd must be a parallelogram -9-6x x-30

If 3 3/4 lb. of candy costs 20.25 how much would 1lb. of candy cost

An airplane is flying at an elevation of 5150 ft, directly above a straight highway. two motorists are driving cars on the highway on opposite sides of the plane, and the angle of depression to one car is 35 ̊ and to the other is 52 ̊. how far apart are the cars?