Radical, Dude

1. Thou shall not leave perfect squares under the radical!

2. Thou shall not leave partial perfect squares under the radical!

3. Thou shall not leave fractions under a radical!

4. Thou shall not leave radicals in the denominator!

Geometric Mean

b

x

x

a

Geometric Mean – for any positive numbers a and b, the positive number x such that:

b, x can not equal zero

Geometric Mean/Similar Triangles

ab

c

x

yz

a=5, b=12

Special Right Triangles

2x

x

x x

2x3x

30

Trigonometry

54

Opposite Side

Adjacent Side Hypotenuse

How do I remember all this?

SOHCAHTOA

SomeOldHorseCaughtAnotherHorseTakingOatsAgain

SinOppHypCosAdjHypTanOppAdj

Example

Example

Example

Example

Agenda

Concept Review Homework Review Practice, Practice, Practice Homework

Example

8-3 Enrichment

8-3 Study Guide

8-3 Practice

8-3 Practice

8-3 Practice

8-3 Practice Quiz

8-1 - 8-3 Practice Quiz

8-1 - 8-3 Practice Quiz

8-4 Study Guide

8-4 Practice

8-4 Practice

Example

Practice…

Practice…

Homework

Chapter 8 Cumulative Review Chapter 8 Practice Test Apollo 11 Extra Credit

Answers Ahead

Fill in the missing Information.

x

ab

yzc

A B

C

a b c x y z

9 7

10 4

12 8

15 4

18 8

Fill in the missing Information.

a b c

3 4

12 13

8 17

7 25

5 15

Fill in the missing Information.

a b c

5

7

9

1545

17

Fill in the missing Information.

a b c

3

10

15

15

60 6