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

Select the product of (7x - 2)(7x + 7).
Canada has a population that is about 1/10 as large as the United States. If Canada's population is about 32,000,000, about how many people live in the United S
who do scholars believe first wrote Beowulf
who do scholars believe first wrote Beowulf
Which words in the sentence are the appositive? Which words does the appositive rename? The author Charles Dickens wrote some of the best-loved novels of all
what forces led Americans to declare war on Britain in 1812?
What unions were open to African Americans in the 1920s?
What Percent Of 700 Is 385
Which words in the sentence make up the appositive phrase? The winner of the art contest was Tiffany, my youngest cousin. A. was Tiffany B. of the art contes
What is party-as-organization?