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

Give examples of 2 specific words from the poem "No Man Is An Island", by John Donne, that are meant to be understood metaphorically. What is the figurative mea
Divide 33 photos into two groups so the ratio is 4:7. How do you properly write the answer? 4 7 4 7 4 7 4+4+4=12 7+7+7=21 12+21=33 Is th
Which sentence uses a verb that agrees with its compound subject?  A.Either calculators or an adding machine make an accountant's work easier.  B.Both cows and
what is an integral part of blood, which carries nutrients to all parts of the body
7a-3=3-2a I don't know how to solve this question
what number must be added to 15,-6,& 12 to have a mean of 5? EXPLAIN!!
1 inch of rain per year or less in grassland? Is this a lot or a little of rain?
whats the answer to: 11x/18
Write the polynomial in standard form.–7x^2 – x^3 + x^ 5 + 2 A. x^5 + x^3 + 7x^2 + 2  B. x^5 – x^3 – 7x^2 + 2  C. –7x^2 – x^3 + x^5 + 2  D. 7x^2 + x^3 + x^5 + 2
whats the answer to: 11x/18