student420222
student420222 student420222
  • 20-02-2021
  • Mathematics
contestada

find the value of each variable using sine and cosine round your answers to the nearest tenth​

find the value of each variable using sine and cosine round your answers to the nearest tenth class=

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 21-02-2021

9514 1404 393

Answer:

  r ≈ 19.0

  s ≈ 17.7

Step-by-step explanation:

The relevant trig relations are ...

  Sin = Opposite/Hypotenuse

  Cos = Adjacent/Hypotenuse

So, you have ...

  cos(43°) = r/26

  r = 26·cos(43°) ≈ 19.0

__

  sin(43°) = s/26

  s = 26·sin(43°) ≈ 17.7

Answer Link

Otras preguntas

How many packages will 5 1/2 pounds of raisins fill if each package holds 9 ounces
the length of a rectangle is 50 feet less than its width. If the perimeter of the field is 840 feet, find the length of the field.
One reason common names are not useful to biologists is that they......A. are in Latin.B. can apply to more than one animal.C. are too long.D. require the use o
Describe what a virion is.
what were Buddha's first disciples
This element is a liquid at room temperature. (A) Hg (B) Th (C) Na (D) Cl (E) Co
What is a sentence with the word geology???
compare the economic system of Japan, Germany, France, and south Korea to the u.s. free enterprise system
How did Elizabeth 1st defeat the Spanish Armada?
How many people killed Julius Caesar?