Download presentation

Presentation is loading. Please wait.

Published byKellie Marbury Modified over 2 years ago

1
The Trigonometric Functions we will be looking at SINE COSINE TANGENT

2
The Trigonometric Functions SINE COSINE TANGENT

3
SINE Prounounced “sign”

4
Prounounced “co-sign” COSINE

5
Prounounced “tan-gent” TANGENT

6
Prounounced “theta” Greek Letter Represents an unknown angle

7
opposite hypotenuse adjacent hypotenuse opposite adjacent

8
We need a way to remember all of these ratios…

9
Old Hippie Some Old Hippie Came A Hoppin’ Through Our Apartment

10
SOHCAHTOA Old Hippie Sin Opp Hyp Cos Adj Hyp Tan Opp Adj

11
Finding sine, cosine, and tangent ratios

12
6 8 10 SOHCAHTOA

13
Find the sine, the cosine, and the tangent of angle A. Give a fraction and decimal answer (round to 4 places). 9 6 10.8 A

14
Find the values of the three trigonometric functions of . 4 3 ? Pythagorean Theorem: (3)² + (4)² = c² 5 = c 5

15
Find the sine, the cosine, and the tangent of angle A A 24.5 23.1 8.2 B Give a fraction and decimal answer (round to 4 decimal places).

16
Finding a missing side using sine, cosine or tangent

17
A surveyor is standing 50 feet from the base of a large tree. The surveyor measures the angle of elevation to the top of the tree as 71.5°. How tall is the tree? 50 71.5° ? tan 71.5° y = 50 (tan 71.5°) y = 50 (2.98868)

18
A person is 200 yards from a river. Rather than walk directly to the river, the person walks along a straight path to the river’s edge at a 60° angle. How far must the person walk to reach the river’s edge? 200 x Ex. 60° cos 60° x (cos 60°) = 200 x X = 400 yards

19
2 worksheets

Similar presentations

Presentation is loading. Please wait....

OK

Set calculators to Degree mode.

Set calculators to Degree mode.

© 2018 SlidePlayer.com Inc.

All rights reserved.

Ads by Google

Ppt on history of infosys Ppt on dry cell and wet cell phones Ppt on wireless intelligent network Ppt on spiritual leadership theory Ppt on polynomials and coordinate geometry transformations Ppt on power generation using speed breaker Ppt on national education policy 1986 ford Best ppt on science and technology Ppt on world environment day 2013 Ppt on obesity in india