Eight people enter a tennis tournament which each person must play every other person exactly once Determine the number of games that will be played.

Which of the following is the result of expanding

David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?

What additional information could be used to prove abc =mqr using sas? check all that apply.