makeshiftlilsabre
makeshiftlilsabre makeshiftlilsabre
  • 02-02-2021
  • Mathematics
contestada

Find c.
Round to the nearest tenth.
20 ft
50°
15 ſt
c= [.? ]ft
Law of Cosines: c2 = 22 + b2 - 2ab cos C

Find c Round to the nearest tenth 20 ft 50 15 ſt c ft Law of Cosines c2 22 b2 2ab cos C class=

Respuesta :

Аноним Аноним
  • 02-02-2021

Answer:

: c2 = a2 + b2 - 2ab cos C

c²=20²+15²-2×15×20×cos50

c²=400+225-600×0.64

c²=241

c=√241=15.5ft

Answer Link

Otras preguntas

Question 9 (multiple choice) Which of the following has NOT been shown to reduce fertility rates? A. birth control medications B. improving the status of women
What is the distributive property of 48 + 72?
Which revision best reduces the wordiness in this sentence without changing its overall meaning?
If you rolled a fair number cube 1-6, 12 times, about how many times would you expect to roll a 5 or a 6? Answer choices: 5 3 23 4
slice of pie cut at 72 degree many left
Factor this expression COMPLETELY: x2 - 9 thank you :)
Which statement correctly describes the Trail of Tears? A. It was the compulsory repatriation of freed black slaves to Liberia. B. It was the forced resettle
Graph ƒ(x) = -x + 2. Click on the graph until the graph of ƒ(x) = -x + 2 appears.
Do you think ancient Antarctica was situated in a different location from its location today? Why or why not?
Writing a movie review is an example of a(n) ________.