What is the length of the base of a right triangle with an area of 15 m² and a height of 3 m?

Find the total area for the regular pyramid ( follow the answer set up in the picture)

Melanie is buying a bathing suit that costs 39.99. she is given a discount at the cash register of $6.00 when she scratched 15% off on a game piece for a store promotion. what will the sale price of melanie’s bathing suit be?

1.based of the diagrams what is the the value of x? 2.how would you verify your answer for x