1. What is Pascal's Triangle?
2. How do you construct it?
3. What is it used for?
Pascal's Triangle is an arithmetical triangle you can use for some neat things in mathematics. Here's how you construct it:
1
1
1 1
1 2 1
1 3 3 1
1 4 6 4 1
1 5 10 10 5 1
1 6 15 20 15 6 1
1 7 21 35 35 21 7 1
1 7 21 35 35 21 7 1