doctorlovemoham1879 doctorlovemoham1879
  • 03-04-2020
  • Mathematics
contestada

From the top of a rock ledge 291 m high, the angle of depression to a boat is 9 degres . If the boat is d m from the foot of the cliff find d correct to 2 decimal places.

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 03-04-2020

Answer:

  1837.30 m

Step-by-step explanation:

The tangent of the angle of depression is the ratio of cliff height to d:

  tan(9°) = (291 m)/d

Multiplying by d/tan(9°), we find ...

  d = (291 m)/tan(9°) ≈ 1837.3017 m

  d ≈ 1837.30 m

Answer Link

Otras preguntas

the caning of Charles sumner resulted from accusing other senators of
Which is the correct pronoun:Someone has left______wet towels on the bathroom floor. his or her or their
During the Constitutional Convention, the Commerce and Slave Trade Compromise gave Congress the power to do what?
How do the citizens of Rome view Caesar at the start of Shakespeare's Julius Caesar? (Points : 3) He is loved because he is a charismatic and succ
what is the wavelength of violet light that has a frequency of 7.5x10^14
A is a constant. Find A such that the equation 2x + 1 = 2A + 3(x + A) has a solution at x = 2.
Why did the Founding Fathers replace the Articles of Confederation with the Constitution?
Which Period 4 element has the most metallic properties? (1) As (3) Ge (2) Br (4) Sc
What are the two types of state budgets?
deer meat is known by what name