The scale of a model train is 1 inch 213.5 feet. one of the cars of the model train is 5 inches long. what is the length, in feet, of the actual train car?

What is the smallest integer n such that n\sqrt{2} is greater than 20

Describe the relationship between the angles of similar triangles and the sides of similar triangles

When keisha installed a fence along the 200 foot perimeter of her rectangular back yard, she left an opening for a gate.in the diagram below, she used x to represent the length in feet of the gate? what is the value? a. 10 b. 20 c. 25 d. 30