Inverse Trigonometric Ratios Quiz

In problem 15, which trigonometric function is used to find angle X when given the opposite and hypotenuse?

• Secant

• Cosine

• Tangent

• Sine

For problem 16, what is the measure of angle Y when the adjacent side is 13 and the hypotenuse is 20?

• 30 degrees

• 49 degrees

• 45 degrees

• 60 degrees

In problem 19, which two trigonometric functions are used to verify the angle X?

• Sine and Secant

• Tangent and Secant

• Cosine and Sine

• Sine and Tangent

What is the angle measure for problem 20 when using tangent with opposite 68 and adjacent 51?

• 45 degrees

• 53 degrees

• 37 degrees

• 60 degrees

In problem 22, what is the angle X when the adjacent side is 30 and the hypotenuse is 34?

• 50 degrees

• 45 degrees

• 32 degrees

• 28 degrees

For problem 23, what is the angle Y when the opposite side is 51 and the adjacent side is 68?

• 30 degrees

• 45 degrees

• 37 degrees

• 50 degrees

In problem 25, what type of triangle is formed when sine of X equals cosine of X?

• 60-60-60

• 45-45-90

• 30-30-120

• 30-60-90

What is the sine of 45 degrees, which is equal to the cosine of 45 degrees?

• 0.5

• 0.707

• 0.866

• 1

In problem 26, what is the length of the side opposite the 40-degree angle when the hypotenuse is 10 cm?

• 6.4 cm

• 7.7 cm

• 5.5 cm

• 8.0 cm

Using cosine, what is the length of the side adjacent to the 40-degree angle in problem 26?

• 8.0 cm

• 6.4 cm

• 7.7 cm

• 5.5 cm