What is the name of an angle that is formed by one side of a triangle and the extension of an adjacent side?

Twenty-five percent of the customers entering a grocery store between 5 p. m. and 7 p. m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?