Acircular puzzle is 20 inches in diameter. all of the pieces are about the same size. you want to know about how many pieces there are in the puzzle.

Write a corresponding real world problem to represent 2x - 125=400

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.

Which best explains why this triangle is or is not a right triangle ?