How do you calculate the volume of a rectangular box or bar

What is the momentum of a 2 kg object moving at 15 meters per second

The mini-refrigerator fire was most likely caused by what type of wiring?

If the radius of curvature of the cornea is 0.75 cm when the eye is focusing on an object 36.0 cm from the cornea vertex and the indexes of refraction are as described before, what is the distance from the cornea vertex to the retina? express your answer to two significant