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Trigonometry Right Angled Triangle. Hypotenuse [H]

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Presentation transcript:

I in to is 16, You may make or will be we will be who gets go on the Febuary 16, 2011 Announcements: You may make corrections afterschool today or Thursday! I will be in HERE afterschool. Also, we will be deciding who gets to go on the Purdue field trip soon so please be conscience of your grades!! Objective: Trigonometry Bell Ringer: What is trigonometry?

x b # # c # 3 y 7 of the and (leg 60) and 10 HOMEWORK QUIZ 2/17/11 sides of the triangle x and y # 7 b (leg opposite 60) and c hypotenuse # 10

2/16/11 Topic: Trignometry (7-4 Notes)

Find missing sides the of a the triangle Febuary I will be room make 17, 2011 Announcements: I will be in room 214 to make corrections after school today!!!!!! Objective: Trigonometry (7-4 continued) Bell Ringer: Find the missing sides of a the triangle

2/17/11 Topic: Trigonometry (7-4 continued)

Example How do I find the height of the tree??

Example: What is the length of the shoe?

Using the Calculator

= In How do To 3x do the the the of the the of or the of each you solve 3x = -27 you would do the find the angle? __________________ In trigonometry, you find the measure of the angle by using the inverse of sine, cosine, or tangent Find the measure of each angle

DLIQ sinB = 0.7245 cosC = 0.2493 tanE = 9.4618 # - - page 368 25- 27, Examples Examples: sinB = 0.7245 cosC = 0.2493 tanE = 9.4618 of find the angle Type 2nd sin(.7245) DLIQ Homework page 368 # 25- 27, 28 - 32, 40 - 42