How to use the inverse sine function to find the angle of a triangle

The video tutorial covers the basics of trigonometry, focusing on finding angle measures using trigonometric functions. It explains how to identify the parts of a triangle, such as the adjacent, opposite, and hypotenuse, and introduces the trigonometric functions sine, cosine, and tangent. The tutorial demonstrates solving for unknown angles using the sine function and discusses the concept of inverse operations. It also provides guidance on using calculators to find inverse sine values, emphasizing the importance of understanding these concepts for future algebra studies.

What is the first step in solving a trigonometry problem involving a right triangle?

• Calculate the area of the triangle

• Convert angles to radians

• Find the perimeter of the triangle

• Identify the adjacent, opposite, and hypotenuse sides

Which trigonometric function is used when you know the opposite side and the hypotenuse?

• Secant

• Sine

• Tangent

• Cosine

What is the simplified form of the ratio 6/18?

• 1/3

• 1/2

• 2/3

• 3/4

What is the inverse operation of squaring a number?

• Taking the square root

• Multiplying

• Cubing

• Dividing

How do you find an angle using the sine inverse function on a calculator?

• Press the second key followed by the sine inverse button

• Press the tangent button

• Press the cosine button

• Press the sine button