Solving for a Missing Side in Right Triangles Using Trig Ratios

What is the ratio for cosine?

• H/A

• O/A

• A/H

• A/O

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CCSS.HSG.SRT.C.6

What is the cos(T)?

• 7/24

• 7/25

• 24/25

• 25/24

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CCSS.HSG.SRT.C.6

What is the sin(T)?

• 7/24

• 7/25

• 24/25

• 25/7

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CCSS.HSG.SRT.C.6

Solve for x.

• 24.20

• 4.92

• 290.4

• 29.75

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CCSS.HSG.SRT.C.8

What is the ratio for tangent?

• Opposite/Adjacent

• Adjacent/Opposite

• Adjacent/Hypotenuse

• Opposite/Hypotenuse

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CCSS.HSG.SRT.C.6

What is the acronym to help you remember the ratios to use in trigonometry?

• RIGHTANG

• SOHCAHTOA

• SHOCHATOA

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CCSS.HSG.SRT.C.7

Sin A =

• 5/4

• 13/12

• 3/5

• 12/13

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CCSS.HSG.SRT.C.6

Solve for x. Round to the nearest tenth.

• 103.5

• 4.7

• 55.0

• 23.4

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CCSS.HSG.SRT.C.8

Find sinA

• 32/40

• 32/24

• 24/40

• 24/32

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CCSS.HSG.SRT.C.6

Solve for x. Round to the nearest tenth.

• 9.8

• 0.1

• 0.038

• 9.9

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CCSS.HSG.SRT.C.8