Compute each part of given question:
Question: A certain airplane has a speed of 310.0 km/h and is diving at an angle of 30.0° below the horizontal when the pilot releases a radar decoy. The horizontal distance between the release point and the point where the decoy strikes the ground is 700 m. (Neglect air resistance.)
Part A: How high was the plane when the decoy was released?
Part B: How long was the decoy in the air?
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