A stop sign, that has the shape of a regular octagon, has equal side lengths of 9 inches.
Determine the area of the stop sign.

Examine the following sets of events. set a: {1, 5, 7, 9, 14} set b: {2, 5, 6, 8, 14, 17} which of the following represents the intersection of set a and set b ? {∅} {5, 14} {1, 2, 5, 6, 7, 8, 9, 14, 17} {1, 2, 6, 7, 8, 9, 17}

About 9% of th population is hopelessly romantic. if 2 people are randomly selected from the population, what is the probability that at least 1 person is hopelessly romantic?

The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.