Basic Trigonometry

We can use SOH-CAH-TOA for...

• Any triangle ever
• Non-right triangles only
• Right Triangles only
• Never

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CCSS.HSG.SRT.C.7

The ratio in a right triangle of adjacent to hypotenuse is _____

• sine
• cosine
• tangent
• inverse cosine

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CCSS.HSG.SRT.C.6

 Find side AB?

• 20 m
• 5 m
• 11.54 m
• 8.66 m

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CCSS.HSG.SRT.C.8

Choose the correct ratio.

• A
• B
• C
• D

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CCSS.HSG.SRT.C.6

Choose the correct ratio.

• sin(37)=x/14
• cos(37)=x/14
• tan(37)=x/14
• sin(37)=14/x

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CCSS.HSG.SRT.C.6

Find the length of side w.

• 21.4 cm
• 18.0 cm
• 36.5 cm
• 43.6 cm

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CCSS.HSG.SRT.C.8

Solve for x.

• 24.20
• 4.92
• 290.4
• 29.75

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CCSS.HSG.SRT.C.8

Solve for x.

• 50.7
• 50.1
• 60.7
• 61.0

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CCSS.HSG.SRT.C.8

Find tan 89 to two decimal places?

• .54

• 1

• .02

• 57.29

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CCSS.HSG.SRT.C.7

What is the opposite side to <D?

• EF
• DF
• DE

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CCSS.HSG.CO.A.1

CCSS.HSG.SRT.C.8