Basic Trigonometry Identify Sides

Which trigonometric ratio you would use to find side AB?

• Sin 60 = 10/AB

• Sin 60 = AB /10

• Cos 60 = 10 / AB
  Cos 60 = 10 /AB

• tan 60 = AB /10

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CCSS.HSG.SRT.C.6

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

sin A = ?

• 7/25

• 24/25

• 7/24

• 25/7

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CCSS.HSG.SRT.C.6

Which trigonometric ratio should you use?

• Tangent Ratio

• Sine Ratio

• Cosine Ratio

• Any ratio

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CCSS.HSG.SRT.C.6

Find the length of side y.

• 22.32 cm

• 36.5 cm

• 76.34 cm

• 87.76 cm

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CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

From ∠C, what side is AB?

• Adjacent

• Hypotenuse

• Opposite

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CCSS.HSG.SRT.C.6

The leg opposite to <U is

• UV

• VW

• WU

What is the length of the side opposite ∠X?

• 16

• 30

• 34

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CCSS.8.G.B.7

Mathematical Equivalence

ON

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CCSS.HSG.SRT.C.8

If you are given the hypotenuse and an adjacent side, which trig function should you use?

• Opposite/Hypotenuse

• sine

• Adjacent/Hypotenuse

• cosine

• Opposite/Adjacent

• tangent

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CCSS.HSG.SRT.C.6