Lesson 2.6.2: Sine, cosine, and tangent defined |
For this lesson there are 11 steps for you to take. Scroll down and do each step one-by-one. The instructions under each step will help clarify exactly what you need to do, so please read all the instructions.
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Here is the Lesson 2.6.2 Worksheet
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1.) Start Notes: Targets
Title your notes and write the targets listed below.
Title your notes and write the targets listed below.
- I can define sine, cosine, and tangent and can write them in abbreviated form.
- I can find sine, cosine, and tangent when given all 3 side lengths of a right triangle.
3.) Video: Warm Up
Watch this video to see how I work through the warm up and how I use the warm up to explain what sine, cosine, and tangent mean. |
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6.) Video; Practice 1
Watch this video for an explanation of how to write sine and the other ratios in the correct notation. This video also explains how to use the calculator to find these ratios. |
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8.) Video: Practice 2
Watch this video to see how I filled in the table. Also, in this video I will explain something pretty cool about sine, cosine, and tangent. |
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10.) Video: Practice 3
Watch this video to see how I figured out how to fill out the rest of the chart in Practice 3. |
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11.) Lesson Summary
Maybe this video will get the SOH CAH TOA phrase stuck in your head. |
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