Trigonometry Basics Quiz

What is the main focus of the first part of the trigonometry lesson?

• Understanding the history of trigonometry

• Solving for side lengths in right triangles

• Learning about different types of triangles

• Solving for angles in right triangles

Which mnemonic helps remember the trigonometric ratios?

• SOHCAHTOA

• PEMDAS

• BODMAS

• FOIL

What is the ratio for the sine function?

• Adjacent over Hypotenuse

• Opposite over Hypotenuse

• Opposite over Adjacent

• Hypotenuse over Opposite

In a right triangle, which side is always opposite the 90-degree angle?

• Base

• Hypotenuse

• Opposite

• Adjacent

When solving for X using tangent, which sides of the triangle are involved?

• Opposite and Hypotenuse

• Adjacent and Hypotenuse

• Opposite and Adjacent

• Base and Height

What is the first step in solving for X using a trigonometric function?

• Use the Pythagorean theorem

• Label the sides of the triangle

• Convert the angle to radians

• Find the hypotenuse

Which trigonometric function is used when you have opposite and hypotenuse sides?

• Secant

• Sine

• Tangent

• Cosine

What should you ensure about your calculator when solving trigonometry problems involving degrees?

• It is in radian mode

• It is in scientific mode

• It is in degree mode

• It is in basic mode

What is a common mistake to avoid when using rounded numbers in calculations?

• Using them in all steps

• Using them in initial steps

• Using them in intermediate steps

• Using them in final answers

What is the correct approach when you have a variable in the denominator of a trigonometric ratio?

• Add the variable to both sides

• Multiply both sides by the variable

• Divide both sides by the variable

• Subtract the variable from both sides