Acar traveled a distance of 30 km in 20 minutes (1/3 hours) what was the speed of the car ?

The frequency of the fundamental of the guitar string is 320 hz. at what speed v do waves move along that string?

To a of 4 x hz is 1. 0. mm nm nm

The pilot of a helicopter hovers at an altitude of 1200 feet over a park. the angle of depression to the base of a statue is 17 degrees. the angle of depression to the nearest park exit, in line with the statue, is 14 degrees. to the nearest foot, what is the distance from the statue to the exit?