Slumperr Slumperr
  • 03-05-2020
  • Mathematics
contestada

For what value of x is sin x = cos 19º, where 0°< x < 90°?

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 03-05-2020

Answer:

  71°

Step-by-step explanation:

The cosine of an angle is equal to the sine of its complement:

  cos(19°) = sin(90° -19°) = sin(71°)

Comparing to the given expression, we see that x = 71°.

Answer Link

Otras preguntas

Who was the first to model the sun as the center of our universe, or the heliocentric theory? Question 2 options: Kepler Copernicus Ptolemy Brahe
Are the ratios 1:4 and 3:10 equivalent?
In Texas, the state sales tax rate is fixed into (__________). 1. 6.25% 2. 7.25% 3. 8.25% 4. 8.75% 5. 9.25%
A b and c need solving
What belief does cugoano explicitly state in the passage? christians should use the bible to argue against slavery. The practice of enslaving people is contrary
Which molecules are needed for photosynthesis? What are the products of photosynthesis?
This side of wild Transition (main idea + because + reason 1 why this is the main idea).
I need help on McGrawhill it's due soon I need help asap!
Which type of insurance provides money to help replace your income if you lose your job? a. Term life insurance b. Unemployment insurance c. Welfare assistance
What is the value of n in the equation ?Solve the equation. –9x + 1 = –x + 17