Trig Ratios Review

Trig Ratios Review

By Keegan Kuhlman

Can be used to find the missing side of a right triangle or prove that a triangle is a right triangle.

a² + b² =c²

Pythagorean Therom

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Multiple Choice

_{^{Find the missing side}}

• 29.2
• 20
• 400
• 10

Multiple Choice

Do the segment lengths 15, 12, and 9 form a right triangle?

• Yes

• No

Trig Ratios

​SOH - CAH - TOA

• Sin - Opposite over hypotenuse

• Cos - Adjacent over hypotenuse

• Tan - Opposite over adjacent​

Subject | Subject

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• Sin(z) =

• Cos(z) =

• Tan(z) =

  ​

• ​Sin(x) =

• Cos(x)​ =

• Tan(x) = ​

​Some text here about the topic of discussion.

Multiple Choice

Find the Tangent of <c

• 27/36
• 27/45
• 45/36
• 45/27

Multiple Choice

Find cos C

• 30 / 34
• 16 / 34
• 30 / 16
• 16 / 30

​Some text here about the topic of discussion.

Finding missing sides with trig ratios

​

​​Solve for x

​

​​Solve for x

​

Multiple Choice

Find x round to the nearest tenth.

• 46.1
• 4.9
• 73.5
• 68.6

Multiple Choice

Find x round to the nearest tenth.

• 46.1
• 4.9
• 16.4
• 26.9

Multiple Choice

Find x round to the nearest tenth.

• 46.1
• 4.9
• 16.4
• 26.9

Multiple Choice

Find the length of the missing side x...

Round your answer to 1 decimal place.

• 3.8 cm

• 28.8 cm

• 3.9 cm

• 3.6 cm

Solving for a missing angle

​Inverse Trig Ratios

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• sin^-1

• cos^-1

• tan^-1​

Solve for angle x

​Solve for angle x

​

Multiple Choice

Solve for m∠N                                                                                                                                               

• 14
• 65
• 76
• 53

Multiple Choice

Solve for m∠S.

• 21
• 69
• 23
• 67

Multiple Choice

Solve for the missing angle.

• 50.5 degrees
• 12.7 degrees
• 36.9 degrees
• 72.2 degrees

Multiple Choice

Solve for the missing angle

• 32°
• 44°
• 61°
• 50°