pabitragurung21
pabitragurung21 pabitragurung21
  • 07-12-2020
  • Mathematics
contestada


If A+B+C=180
c) cos A + cos B + cos C = 1+4 sinA/2sinB/2sinC/2
​

Respuesta :

Sueraiuka
Sueraiuka Sueraiuka
  • 07-12-2020

Step-by-step explanation:

Hey there!

See explanation on picture.

Hope it helps....

Ver imagen Sueraiuka
Ver imagen Sueraiuka
Answer Link

Otras preguntas

4x+6y+12=0 in MX+b form with explanation
A railroad car with a mass of 1.94 ✕ 104 kg moving at 3.28 m/s joins with two railroad cars already joined together, each with the same mass as the single car a
Total cost of car after tax is $18550, the sales tax is 6% find the original price?
50 grams of acetic acid C2H4O2 are dissolved in 200 g of water. Calculate the weight % and mole fraction of the acetic acid in the solution
A railroad car with a mass of 1.94 ✕ 104 kg moving at 3.28 m/s joins with two railroad cars already joined together, each with the same mass as the single car a
What type of soil can become as hard as stone when dries out
what did the comanche hunt
If the function f(x) represents the number of words that Janet can type in x minutes, what is the possible domain for the function?1) the set of integers2) the
If the function f(x) represents the number of words that Janet can type in x minutes, what is the possible domain for the function?1) the set of integers2) the
Mr. Robinson has 20 students in his martial arts class. The ratio of boys to girls is 4:1. How many boys and girls are in Mr. Robinson's class?a. 15 boys, 5 gir