Trig Solve X is Theta

What is the first step in solving a trigonometric problem?

• Fill in the table

• Highlight the sides of the triangle

• Use the inverse function

• Multiply the sides

What do inverse trigonometric functions help you find?

• The length of the hypotenuse

• The unknown angle (Theta)

• The perimeter of the triangle

• The area of the triangle

Which function would you use if the opposite side and hypotenuse are known?

• Cotangent

• Sine

• Tangent

• Cosine

What is the value of x for the You Do? Round the the nearest Hundredth of a degree.

(a)  

What is the result of inverse sine of 10 over 20?

• 40 degrees

• 33.56 degrees

• 30 degrees

• 20 degrees