AvelineL99695 AvelineL99695
  • 25-10-2022
  • Mathematics
contestada

What is the value of x to the nearest tenth?A.25.7B.43.2C.88.8D.89.7

What is the value of x to the nearest tenthA257B432C888D897 class=

Respuesta :

AlyricaQ48402 AlyricaQ48402
  • 25-10-2022
[tex]\begin{gathered} 70^2=52^2+48^2-2\cdot52\cdot48\cdot\cos x\rightarrow \\ 4900=5008-4992\cdot\cos x\rightarrow\cos x=\frac{4900-5008}{-4992}=\frac{108}{4992} \\ x=\arccos \frac{108}{4992}=88.8 \end{gathered}[/tex]

Answer Link

Otras preguntas

Elaine uses 19 connecting cubes to make a model of a house. The house model is in the shape of a rectangle and is one cube high. How many different ways could E
PLEASE HELP!How did britain most impact the formation of modern nations in the region? A. with economic and military support B. through expanded trade opportuni
What is the price of one pound of bananas if 5 pounds cost 4.25
List three reasons why Bostonians felt the British had pushed them too far
A true-false test contains 18 questions. In how many different ways can the 18- question test be answered?
berapakah hasil dari 4/2-1/5+2/3=
What do the summer flowers that trim the clothes of the Ghost of Christmas Past symbolize? A. wisdom and learning B. youth and health C. honesty and virtue D. p
PLEASE HELP I DON'T UNDERSTAND
Rearrange the equations and identify the equations parallel lines a) y=2x-5 b) 3y=2x+4 c) 2y=4x-5 d) 3y=x+4 e) 5-3y+x=0 f)6y-4x-5=0
in 1961-1962 which Georgia's's cities gained the most headlines from the protest happening there?