What is the area of a rectangle whose sides are 3.2 m and 8.01 m? Answer in units of m²

Find the magnetic field a distance r from the center of a long wire that has radius a and carries a uniform current per unit area j in the positive z direction.

Aplane flying horizontally at an altitude of 1 mile and a speed of of 500mih passes directly over a radar station. find the rate at which the distance from the plane to the station is increasing when it is 2mi away from the station.

The law of reflection states that the angle of reflection is equal to the angle of