Trigonometry and Angles in Word Problems

What is the relationship between angles of depression and angles of elevation?

• They are equal to each other.

• They are supplementary angles.

• They are alternate interior angles and are congruent.

• They are complementary angles.

Which trigonometric function is used to relate the angle, opposite side, and adjacent side in this problem?

• Cosine

• Sine

• Secant

• Tangent

What is the value of x when solving the equation x * tangent of 15° = 10,000?

• 10,000

• 37,320.5

• 5,000

• 15,000

What is the final calculated distance between the two ships?

• 15,000 ft

• 19,428 ft

• 37,320.5 ft

• 10,000 ft

What is the purpose of cross-multiplying in the context of this problem?

• To simplify the equation

• To eliminate the variable

• To solve for a variable

• To convert degrees to radians