If the sum of the measures of the interior angles of a convex polygon is 2160°, how many sides does the polygon have?

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a seven or king. (b) compute the probability of randomly selecting a seven or king or jack. (c) compute the probability of randomly selecting a queen or spade.

For a field trip to the zoo, 4 students rode in cars and the rest filled nine busess. how many students were in each bus if 472 students were on the trip

0if x and y vary inversely and y=6 as x=7, what is the constant of variation?