Right Triangle Trigonometry Quiz

What does the acronym SOHCAHTOA help you remember?

• The order of operations

• The quadratic formula

• The trigonometric functions

• The Pythagorean theorem

If the tangent of an angle is the ratio of the opposite side to the adjacent side, what is the tangent of 55 degrees if the opposite side is 29?

• 1.33

• 0.64

• 1.82

• 0.53

How do you solve for the adjacent side using the tangent function?

• Divide the opposite side by the tangent of the angle

• Divide the hypotenuse by the tangent of the angle

• Multiply the hypotenuse by the tangent of the angle

• Multiply the opposite side by the tangent of the angle

What is the sine of an angle if the opposite side is 9.4 and the hypotenuse is 29?

• 0.75

• 0.65

• 0.45

• 0.32

When given the hypotenuse and needing to find the opposite side, which trigonometric function is used?

• Tangent

• Cosine

• Secant

• Sine

If the sine of 21 degrees is used to find an opposite side, what is the length if the hypotenuse is 22?

• 9.1

• 10.2

• 8.5

• 7.9

How do you isolate the variable X when using the sine function?

• Multiply both sides by the hypotenuse

• Add the sine of the angle to both sides

• Divide both sides by the sine of the angle

• Subtract the sine of the angle from both sides

What is the solution for X if the sine of 33 degrees is used with a hypotenuse of 29?

• 15.8

• 16.2

• 14.5

• 17.0

In a critical thinking exercise, if the hypotenuse is 20 and the angle is 42 degrees, what is the opposite side length?

• 15.0

• 12.5

• 13.4

• 14.2

What is the purpose of creating a new problem in the critical thinking exercise?

• To test calculator skills

• To memorize formulas

• To apply learned concepts creatively

• To practice solving equations