Basic Trigonometry Ratios and Side Lengths

• A
• B
• C
• D

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CCSS.HSG.SRT.C.6

• A
• B
• C
• D

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CCSS.HSG.SRT.C.6

• A
• B
• C
• D

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CCSS.HSG.SRT.C.6

Choose the correct ratio.

• cos(57)=x/20

• sin(57)=x/20

• cos(57)=20/x

• sin(57)=20/x

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CCSS.HSG.SRT.C.6

Use the Trig Toolkit to find the missing side length, y. Choose your answer from the dropdown menu below.

ANSWER: ​ (a)  

• y = 20

• y = 70

• y = 50

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CCSS.HSG.SRT.C.8

Use the Trig Toolkit to find the missing side length, y. Choose your answer from the dropdown menu below.

• y = 20

• y = 70

• y = 50

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CCSS.HSG.SRT.C.8

• 9.28
• 2.87
• 2.97
• 8.76

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CCSS.HSG.SRT.C.8

Which trigonometric ratio should you use?

• Tangent Ratio

• Sine Ratio

• Cosine Ratio

• Any ratio

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CCSS.HSG.SRT.C.6

• 44.55
• 22.69
• 41.66
• 38.49

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CCSS.HSG.SRT.C.8

What equation can be used to solve for x?

• Sin(40°)= x/40 

• Sin(40º)=x/19

• Cos(40º)=x/19

• Tan(40°)=19/x

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CCSS.HSG.SRT.C.6