Trigonometry PreAssessment

Last updated almost 5 years ago
8 questions
1

1

If
what is the value of x?

1

If
what is the value of
?

1

1

If sinx = a, which statement is always true?

1

A ship is approaching a dock. When the ship is at point P, the angle of elevation to the top of a lighthouse is 46 degrees. After the ship covers a distance of 55.83 m, the ship reaches point Q, where the angle of elevation tot he top fo the lighthouse is 75 degrees. What is the approximate distance from the base of the lighthouse to the ship located at point Q?

1

A tower is supported by a guy wire. What is the height of the tower?

1

A car approaches a skyscraper. When the car is at point T, the angle of elevation to the top of the building is 28 degrees. After traveling a distance of 60 m, the car reaches point R, and the angle of elevation at point R to the top of the building is 34 degrees, as shown. Approximately how tall is the building?