Calculate the perimeter of a regular hexagon which has a side of 8 cm long

Simplify.7x + 3y - 2 + 6x + 1 + y squared 2 you! ; )

Which choice represents the sample space ,s for this event

Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18