1 / 13

Warm-Up 8/13

Warm-Up 8/13. What are the six trigonometric functions and the ratios?. Q&A on yesterday’s assignment.

bisa
Download Presentation

Warm-Up 8/13

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Warm-Up 8/13 What are the six trigonometric functions and the ratios? Q&A on yesterday’s assignment.

  2. Rigor:You will learn the six trigonometric functions and how to use them to solve problems.Relevance:You will be able to solve real world right triangle trigonometry problems using the six trigonometric functions.

  3. 4-1a Right Triangle Trigonometry

  4. Trigonometric Ratios: ratios of sides of a right triangle. hypotenuse hyp opposite adj adjacent opp

  5. 6 Trigonometric Ratios: 3 basic: 3 additional:

  6. Reciprocal Functions

  7. Example 1: Find the exact values of the 6 Trigonometric functions of 7 hyp θ adj 3 opp

  8. Since any two right triangles with angle are similar, these ratios are the same, regardless of the size of the triangle. 50 30 5 3 4 40

  9. Example 2: If , find the exact values of the 5 remaining trigonometric functions. 3 1

  10. not ° 7 hyp x Example 3: Find the value of . Round to the nearest tenth, if necessary. adj Make sure your calculator is in degrees.

  11. not hyp 12 Example 5: Use a trigonometric function to find the measure of . Round to the nearest degree. 15.7 opp

  12. 4-1a Checkpoints: TX p222, 3A; p223, 5A math! Find the measure of . Find the value of . • 4-1a Assignment: TX p227, 3-36 DB3

More Related