minbarbielove
minbarbielove minbarbielove
  • 03-04-2020
  • Mathematics
contestada

In ΔDEF, d = 92 cm, e = 42 cm and ∠F=141°. Find the length of f, to the nearest centimeter.

Respuesta :

LiviRy LiviRy
  • 03-04-2020

Answer:

f=127 cm

Step-by-step explanation:

Law of Cosine:

x squared=92 squared+42 squared-2(92)(42)(cos 141)

x squared =8464+1764-7728(cos 141)

x=127 cm

Answer Link

Otras preguntas

what is the difference between "general will" and "individual will"? why does Rousseau claim the general will is always good?
How do octopus use Newton's third law of motion to escape from enemies
what is 0.04 is 1/10 of
What are 3 things engineers have developed?
What type of crop plantations proved to provide slaves with the worst living conditions?
How do you become an informed citizen?
What invention most helped to make the shift to large plantations throughout the Deep South profitable? the textile mill the mechanical reaper the cotton gin t
Select the correctly punctuated sentence. -The men's choice of television program didn't agree with the Williams's or the childrens'. -The men's choice of telev
Harriet Beecher Stowe's novel Uncle Tom's Cabin Answer was hailed as a marvelous work in the South. communicated the ills the industrial North posed on workers.
the product of half my number times my number is 162.what is my twice my number