Passes through (5,3) and (9,-13)

Let the closed interval [a , b] be the domain of function f. the domain of f(x - 3) is given by (a) the open interval (a , b) (b) the closed interval [a , b] (c) the closed interval [a - 3 , b - 3] (d) the closed interval [a + 3 , b + 3]

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane

If a flying disk is 139 meters in the air and travels at an average of 13 m/s how long is it in the air