### Strategy for Winning Tic-Tac-Toe?

We’ll use the Google Sheet to answer the following questions:

**Question 1**: How many different winning 3-in-a-rows (vertical, horizontal, and diagonal) are there on the 3 x 3 grid? These are the winning positions.

**Question 2:** For each of the 9 spaces on the grid, how many winning positions goes through it? Can you determine which space give you the optimal chance of winning?

**Question 3:** Could you develop a strategy?

Tic-Tac-Toe is a game that if you play “perfectly,” you are guarantee to never lose, that is, you either win or draw every game. Have you found the strategy?