Trigonometry Quiz

What is the hypotenuse in a right triangle?

• The longest side

• The shortest side

• The side opposite the smallest angle

• The side adjacent to the right angle

Which of the following is a correct mnemonic for remembering trigonometric ratios?

• A. TOA-CAH-SOH

• B. SOH-CAH-TOA

• C. SOH-TAN-SEC

• D. COS-SEC-TAN

The sine function represents the ratio of:

• AdjacentHypotenuse

• OppositeHypotenuse

• OppositeAdjacent

• HypotenuseOpposite

What is the reciprocal of sine?

• Cotangent

• Secant

• Cosecant

• Cosine

What is the reciprocal of tangent?

• Sine

• Secant

• Cotangent

• Cosecant

If sin A = 3/5, what is the value of cosecant A?

• 3/5

• 5/3

• 4/5

• 5/4

If cos θ = 12/13, then sec θ is:

• 12/13

• 13/12

• 5/12

• 5/13

Which of the following is NOT a trigonometric function?

• Sine

• Secant

• Cosine

• Factorial

In a right triangle, which trigonometric ratio is defined as adjacent over hypotenuse?

• Sine

• Cosine

• Tangent

• Cosecant

What is the definition of the sine of an angle in a right triangle?

• A. The ratio of the adjacent side to the hypotenuse

• B. The ratio of the hypotenuse to the opposite side

• C. The ratio of the opposite side to the hypotenuse

• D. The ratio of the adjacent side to the opposite side