THIS IS FOR A TEST . Please help

Aregular polygon has angkes of size 150° each.how many side has the polygon

Alfred pushes on a heavy box, but cannot move it. the box has a lot of inertia motion friction gravity

The rocket is fired vertically and tracked by the radar station shown. when θ reaches 66°, other corresponding measurements give the values r = 32700 ft, r¨ = 85 ft/sec2, and θ˙ = 0.019 rad/sec. calculate the magnitudes of the velocity and acceleration of the rocket at this position.