Trigonometry Quiz

What does the symbol Theta (θ) represent in trigonometry?

• A type of function

• A symbol used for an angle

• The hypotenuse of a triangle

• The area of a circle

What is the sine of an angle (sinθ) equal to in a right triangle?

• adjacent/hypotenuse

• opposite/adjacent

• opposite/hypotenuse

• hypotenuse/opposite

What is the cosine of an angle (cosθ) equal to in a right triangle?

• opposite/hypotenuse

• adjacent/hypotenuse

• opposite/adjacent

• hypotenuse/adjacent

What is the tangent of an angle (tanθ) equal to in a right triangle?

• opposite/hypotenuse

• adjacent/opposite

• hypotenuse/adjacent

• opposite/adjacent

What does the diagram illustrate in relation to trigonometry?

• The Pythagorean theorem

• The Law of Cosines

• Angle of Depression

• The Unit Circle

What does the diagram illustrate in relation to trigonometry?

• The Distance Formula

• The Law of Sines

• Angle of Elevation

• The Unit Circle

According to the cofunctions identity, what is true if sinA = cosB?

• A + B = 180°

• A + B = 90°

• A = B

• A - B = 90°

What does the Law of Sines state about the relationship between side lengths and angles in a triangle?

• a/SinA = b/SinB = c/SinC

• a/SinA = b/CosB = c/TanC

• a/CosA = b/SinB = c/SinC

• a/TanA = b/SinB = c/CosC

What mnemonic is used to remember the trigonometric ratios sine, cosine, and tangent?

• PEMDAS

• SOHCAHTOA

• FOIL

• BODMAS