19. the solution to 2×27 will be what kind of number?
a. odd
b. perfect square
c. even
d. prime

What is the area of triangle abc if a = 8, b = 11, and c = 15?

Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online