What is the measure of the exterior angle​

Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?

Maria walks a round trip of 0.75 mile to school every day. how many miles will she walk in 4.5 days

Write 5 in the form of a/b using integers to show it as a rational number