aylinchaidez134 aylinchaidez134
  • 03-02-2021
  • Mathematics
contestada

Find the value of x. Round to the nearest tenth.! PLEASE HELPP I’ve been stuck on it for HOURS!

Find the value of x Round to the nearest tenth PLEASE HELPP Ive been stuck on it for HOURS class=

Respuesta :

ggsj ggsj
  • 03-02-2021

Answer

63.2 degrees

Step-by-step explanation:

Using law of cosines:  19^2=8^2+14^2-2(8)(14) cos (x)

361=64+196-224 cos(x)

361=260-224cos(x)

101=224cos(x)

divide both sides by 224, which gets you (rounded to 4th decimal place) 0.4509. do inverse cos which gets you 63.2

Answer Link

Otras preguntas

Reid ate 1/4 if pie, joe ate 1/3 of pie. How much was left after they both ate their pieces
I am a number that is four times the product of 2 and 3. One of my factors is 4. What is my other factor?
Cuneiform is a. a Sumerian form of writing b. a Persian invention c. a Lydian invention d. an Egyptian form of writing
a club had some money to purchase new chairs after buying 355chairs at 199$ there was 1068$ remaining how much money did the club had first
Who helped co-author the Communist Manifesto? A. Karl Marx B. Adam Smith C. Jeremy Bentham D. Richard Cantillon
What kind of substance aquatic birds use to coat their feathers?
in a direct democracy who votes on government policy
Esteban counted the number of steps it took him to walk to school.He counted 1,138 steps.How many steps does he take walking to and from school each day?
At 10 AM the temperature was 71°F 3 PM the temperature was 86°F find the value of the slope and explain what it means
How do environmental factors affect diffusion rates?