Tell whether the sequence is arithmetic. If it is, what is the common difference? 2, 7, 13, 20...

a. yes; 5
b. yes; 6
c. yes; 2
d. no

10 ! in a race, nick is 50 feet in front of jay after ten seconds. how fast can nick run, if jay can run 20 feet per second?

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.

Solve the triangle. a = 21°, c = 105°, c = 5