Amodel car has been made using a scale factor of 1.5 inches : 3 feet. if the actual car is 13.75 feet long, what is the length of the model

Use the graph of the sine function y=2sinθ shown below

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)

Can somebody 1. what is the formula for finding the vertical distance between two points on a coordinate plane?