At a used book store, you can purchase two types of books. You can use the expression 3h + 2p to find the total cost for h hardcover books and p paperback books. What is the total cost, in dollars for 6 hardcover books and 4 paperback books?

In a certain pentagon, the interior angles are a, b,c, d,e where a, b,c, d,e are integers strictly less than 180. ("strictly less than 180" means they are "less than and not equal to" 180.) if the median of the interior angles is 61 and there is only one mode, then what are the degree measures of all five angles?

Given: ac and db are diameters. m∠3=

Which statements regarding the diagram are true? check all that apply.