Captain Phillips Trigonometry

Captain Phillips

Introduction to Trigonometry

Captain Phillips

• Based on a true story

• Incident during which merchant mariner Captain Richard Phillips was taken hostage by Somali pirates

• It was the first successful pirate seizure of a ship registered under the American flag since the early 1800s.

Poll

If the cable stretched out was 75 feet, how far about were these two boats?

• 0-25 feet

• 25-50 feet

• 50-75 feet

• More than 75 feet

Multiple Choice

Which side is adjacent to theta?

• x

• y

• z

• p

Multiple Choice

Which side is opposite of theta?

• z

• y

• x

• w

Multiple Choice

From the perspective of angle  $\theta$ , which trig ratio would correctly compare the 2 sides identified with stars?

• Sin

• Cos

• Tan

Multiple Choice

Create the fraction for sine.

• y / x

• x / y

• x / z

• y / z

Use Trig for Missing Side

• Label opposite, adjacent, hypotenuse

• Choose between sine, cosine, or tangent

• Create the trig ratio: ex. tan(36) = x / 3

• Put trig function over 1

• Solve the proportion

Multiple Choice

Which Trig function do you use?

• Sine
• Cosine
• Tangent

Multiple Choice

Solve for the missing side.

• 101.1

• 18.3

• 41.1

• 20

Multiple Choice

Solve for missing side

• 11.6

• 93.4

• 31.9

• 1.1

Poll

The cable stretched out was 75 feet. The snipers reported the angle of their shot was approximately 20 Degrees. How close were theses ships?

• 0-25 feet

• 25-50 feet

• 50-75 feet

• More than 75 feet