Trigonometry Demo Lesson

Labeling

Label the sides of the right triangles.

Drag labels to their correct position on the image

adjacent

hypotense

opposite

Poll

Where are you in your learning right now?

• 1

  I don't understand yet.

• 2

  I can do it with help.

• 3

  I can do it on my own.

• 4

  I can teach someone else.

Match

4) YOUR TURN!

• sin E

• cos E

• tan E

3/5

4/5

3/4

• 3/5

• 4/5

• 3/4

Fill in the Blanks

5) TRICKSTER!

What is the missing side length for MN?

Match

5) TRICKSTER!

• sin J

• cos J

• tan J

3/5

4/5

3/4

• 3/5

• 4/5

• 3/4

Poll

Where are you in your learning right now?

• 1

  I don't understand yet.

• 2

  I can do it with help.

• 3

  I can do it on my own.

• 4

  I can teach someone else.

Home

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Home

Open in new tab

Copy link

Home

Open in new tab

Copy link

Poll

Where are you in your learning right now?

• 1

  I don't understand yet.

• 2

  I can do it with help.

• 3

  I can do it on my own.

• 4

  I can teach someone else.

Fill in the Blanks

4) Solve for x.

Round to the nearest tenth.

Fill in the Blanks

5) Solve for x.

Round to the nearest tenth.

Poll

Where are you in your learning right now?

• 1

  I don't understand yet.

• 2

  I can do it with help.

• 3

  I can do it on my own.

• 4

  I can teach someone else.

Home

Open in new tab

Copy link

Poll

Where are you in your learning right now?

• 1

  I don't understand yet.

• 2

  I can do it with help.

• 3

  I can do it on my own.

• 4

  I can teach someone else.

Fill in the Blanks

9) Solve for x.

Round to the nearest tenth.

Fill in the Blanks

10) Solve for x.

Round to the nearest tenth.

Dropdown

Essential Question:

How do you find the sine, the cosine, and the tangent of an acute angle?



For an ​​

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angle in a right triangle, the tangent ratio is the length of the

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​leg to the ​

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leg. The sine ratio is the length of the ​opposite leg to the ​

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. The cosine ratio is the length of the ​

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leg to the hypotenuse leg.