## 7.1 Pythagorean Theorem

The Pythagorean Theorem is a special forumla we can use to find missing lengths in a

Review of Pythagorean Theorem

Practice of Pythagorean Theorem

**triangle. Remember that**__right__*a*and*b*are both legs while*c*is known as the hypotenuse. Remember to lable your sides*a, b,*and*c*accordingly before putting any numbers into the formula. For extra practice and a quick review, view this Khan Academy link.Review of Pythagorean Theorem

Practice of Pythagorean Theorem

## Simplifying Radicals

Simplifying Radicals is all about seperating the perfect squares out of a square root. You have to check your square root with all the perfect squares you know! Making a list will be very usefull: 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225.... Then you break and down until you cannot simplify anymore.

Review Simplifying Radicals

Practice Simplifying Radicals Part 1

Practice Simplifying Radicals Part 2

Review Simplifying Radicals

Practice Simplifying Radicals Part 1

Practice Simplifying Radicals Part 2

## 7.4 - Special Right Triangles

These special right trianges, 30-60-90 and 45-45-90 have "short cuts" to solving for missing sides lengths. Review your notes for those short cuts or do the review activies below. Some of these videos might be hard to follow, and that is why I advise reviewing your notes before looking at these videos.

Review of 30-60-90

Review of 45-45-90

Practice Problems: These problems are very good to use for practice.

Review of 30-60-90

Review of 45-45-90

Practice Problems: These problems are very good to use for practice.

## 7.5 - 7.7 Trigonometry

Remebering the Sin, Cos, and Tan can be very difficult. Remeber SOH CAH TOA. If you're still have trouble with the basics of Trigonometry, try veiwing some of the review Vidoes.

Review of Basics

Review of Solving

Review of Basics

Review of Solving