Trigonometric Ratios Obj: Students will be able to use the sine, cosine, and tangent ratios to find side length of a triangle.

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Presentation transcript:

Trigonometric Ratios Obj: Students will be able to use the sine, cosine, and tangent ratios to find side length of a triangle.

Trig Ratios Foldable SOH CAH TOA Fold paper hot-dog style leaving space at the bottom for a title. Fold the paper into thirds SOH CAH TOA

SOH

Sine Example #1 Find sin S and sin R.

Sine Example #2 Use sine to find the value of the variable

CAH

Cosine Example #1 Find cos S and cos R.

Cosine Example #2 Use cosine to find the value of the variable

TOA

Tangent Example #1 Find tan A and tan B.

Tangent Example #2 Use tangent to find the value of the variable

Assignment Pg 469 #3-13 odd, 19, 32 Pg 477 #3-15 odd, 33, 46