Section 9-5 (cont’d) Chapter 9 Test Review

April 19, 2012

Warm-up (10 mins)

Practice Book: Practice 9-5, # 1 – 21 (odd)

Warm-up (10 mins)

Warm-up (10 mins)

Questions on Homework?

Area of Triangles

Area of Triangle = ½ b*h

Area of Triangles

Area of Triangles: Examples

1. Find area of this triangle to the nearest hundredth

Area of Triangles: Examples

Find area of these triangles to nearest tenth:

1. 2. 3.

Area of Parallelograms

Area of Parallelograms: Examples

Find area of this parallelogram to the nearest hundredth

Area of Regular Polygons

Area = ½ ap

Use trigonometry to find a:

Area of Regular Polygons: Examples

Find area of these regular polygons to nearest tenth:

1. 2. A dodecagon with perimeter = 108

Chapter 9 Review

Sections 9-1/9-2: Sine/Cosine/Tangent and Inverse

Functions

Section 9-3: Angles of Elevation and Depression

Section 9-5: Area of Regular Polygons and Triangles

Chapter 9 Review

Use Inverse Function to find angles

SOH CAH TOAisms – 1B

Seven Otters Happily Canter About Hunting Together On Alderaan.

Shots Of Heroine Can Alter Hippies’ Thoughts Of Apples. Six Orange Hippos Caught A Holy Turtle On Appalachian. Some Old Hairy Cat Aggravates Her Teacher On Airplanes. Some Old Hag Came After Hannah Then Overcame Anna. Selena Of Houston Can Arrange Her Trees Orderly

Anytime. Some Old House Cats Always Hunger Tacos Or Apples Sally Oliver Has Cattle And Horses To Offer Ashley

SOH CAH TOAisms – 2B

Soon Orange Hamsters Can Allow Henry To Oscillate Apples

So One Happy Cat Arrived Here To Open Anchovies Someone On Her Class Allowed Her To Organize

Assignments Some Old Hag Capped All Heroin Traders Of America Some Old Hippie Caught A Happy Tiger On Acid Soft Or Hard Cats Are Huggable Tacos Or Ancelatas Students Of Harvard Call And Hassel The Old Assistant Son Of Hippie Chats About Hippies To Open Advice

SOH CAH TOAisms – 4B

Silly Obsessed Hippos Come Awkwardly Here To Orangehill Alabama

Some One Had Cancer And He Took Over America Soaking Octopuses Hide Cannot Allow Humans To Open

Access Sarah Openly Hoarded Cantaloupes And Had Two Old

Apples Some Old Horse Came After Hannah’s Thing Of Apples Seeking Out Help Can Assist Him Tremendously On

Assignments Some Old Hippies Can Always Have Tests On Algebra Some Old Hag Cracked All Her Teeth On Apples

Chapter 9 Review

Angles of Elevation and Depression

Area of Regular Polygon = ½ ap Area of Triangle = ½ bc(sin A)

Wrap-up

Test tomorrow!

Homework/Test Review

p. 505, # 2-4, 8-25, 40-46 p. 508, # 9-15, 17, 26-29