Can someone me with the math problem -3 3/10+4 1/3=

In the diagram below what is the approximate length of the minor arc ab

Will mark brainliest. when ∆rst is translated 4 units down, what are the apparent coordinates of t’?

An airport in death valley is 60 feet below sea level, and an airplane is flying 2,000 feet above sea level. how many feet must the plane descend in order to land? a. 2060 b. 2000 feet c. 1940 feet d. 1880 feet e.1400 feet will mark as brainliest