A state trooper is hidden 30 feet from a highway. One second after a truck passes, the angle θ between the highway and the line of observation from the patrol car to the truck is measured. Using the image, if the angle measures 30 degrees, how fast is the truck traveling in feet per second and miles per hour?
Ratios
A ratio is a comparison between two numbers of the same kind. It represents how many times one number contains another. It also represents how small or large one number is compared to the other.
Trigonometric Ratios
Trigonometric ratios give values of trigonometric functions. It always deals with triangles that have one angle measuring 90 degrees. These triangles are right-angled. We take the ratio of sides of these triangles.
A state trooper is hidden 30 feet from a highway. One second after a truck passes, the
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 1 images
