Ava ran at an average speed of 6 miles per hour while Kelly ran at an average speed of 8 miles per hour, both would be 3/4 mile apart after 45/14 minutes
An equation is an expression that shows the relationship between two or more numbers and variables.
Trigonometric ratio is used to show the relationship between the sides and angles of a right angled triangle.
From the diagram:
tan(θ) = 5/x
The relationship between the angle θ and the horizontal distance (x) is tan(θ) = 5/x
Find out more on equation at: https://brainly.com/question/2972832