11. find the area of each regular polygon. round your answer to the nearest tenth. show your work.
a. octagon with side lengths 5in.
b. hexagon with radius 5in
17. evaluate. show your work.
a. 6!
b. 6p^5
c. 12c^3
19. you roll two standard number cubes. what is the probability that the sum is odd, given than one of the number cubes shows a 1? show your work.
10. find the measure of each arc ab. make sure to show your steps.
, where