2004 AMC 8 Favorite Problems
#22 – This is a good probability problem that uses a very common math competition problem solving skill – use an example to solve the problem. In this case, allowing 8 people to attend the party makes for a very simple solution. I have also included algebraic solution as well.
#24 – A very common method of solving Geometry problems is to use information about the area of a triangle or quadrilateral to find the height of the shape. This problem is a great example of that.
#25 – This Geometry problem brings together multiple concepts all at once. It looks at overlapping squares, 45-45-90 triangles and area of circles. Check out my solution: