Right Triangle Solving Quiz

What does the mnemonic SOH-CAH-TOA help you remember?

• The order of operations

• The types of angles

• The trigonometric ratios

• The Pythagorean theorem

In problem 1, which trigonometric function is used to find the hypotenuse?

• Cosine

• Tangent

• Sine

• Secant

For problem 2, what is the value of the adjacent side when the hypotenuse is 6 and the angle is 73 degrees?

• 2.5

• 1.8

• 4.2

• 3.0

In problem 3, which trigonometric function is used to find the opposite side?

• Cotangent

• Sine

• Cosine

• Tangent

What is the length of the opposite side in problem 4 when the angle is 37 degrees and the adjacent side is 12?

• 8.5

• 9.0

• 11.5

• 10.2

In problem 5, what is the value of the adjacent side when the angle is 49 degrees and the opposite side is 14?

• 13.0

• 12.2

• 11.8

• 10.5

Which trigonometric function is used in problem 6 to find the hypotenuse?

• Tangent

• Cosine

• Cosecant

• Sine

In problem 7, what is the length of the hypotenuse when the angle is 63 degrees and the opposite side is 16?

• 17.5

• 18.0

• 19.2

• 20.0

For problem 8, what is the hypotenuse when the angle is 15 degrees and the opposite side is 16?

• 61.8

• 60.0

• 63.0

• 62.5

What is the importance of using more decimal places in trigonometric calculations?

• It makes calculations faster

• It reduces errors

• It increases accuracy

• It simplifies the process