5. A plane flies from base camp to Lake A, a distance of 280 km at a direction of 20.0 degrees north of east. After dropping off supplies, the plane flies to lake B, which is 190 km and 30.0 degrees west of north from Lake A.
I'm not even going to write the actual question part, since...
I. A model rocket is launched straight upwards with an initial speed of 50.0 m/s. It accelerates with a constant upward acceleration of 2.00 m/s2 until it's engines stop at an altitude of 150 m.
I found a thread with an extremely similar question, but the only reply that showed up was a...