karkiamiks02
karkiamiks02 karkiamiks02
  • 11-12-2020
  • Mathematics
contestada

1. If A+B+C=180
prove that.
cosA/sinBsinC + cosB/sinCsinA + cosC/sinAsinB =2
HELP PLEASE ​

Respuesta :

Sueraiuka
Sueraiuka Sueraiuka
  • 11-12-2020

Step-by-step explanation:

Hey there!

Look explanation in picture.

Hope it helps....

Ver imagen Sueraiuka
Ver imagen Sueraiuka
Answer Link

Otras preguntas

what's the graph of y=3x-5​
Could you please help me write an introduction about gender discrimination and the impacts of gender discrimination It should include a hook sentence & lead
which practice decreased in new England over time​
A student suggests that Earth's climate is changing, partly because of human activities such as burning fossil fuels (i.e. coal, oil, and natural gas), which pu
A rectangular prism has a length of 20 meters, a height of 12 meters, and a width of 12 meters. What is its volume, in cubic meters? PLEASE HELP ASAP ME AND MY
A prism with a length of 4 inches, height of 4 inches, and width of 3 inches. How many more 1 in. cubes does the container need to be completely filled?
astronomers have found water on mars. venus has an atmosphere. why do these planets not support life?
Question 15 Read the following quote from Scene II. CINDERELLO: Words cannot express my gratitude for the horse, Godfather; however, I, on no account, am an exp
PLEASE HELPSelect the correct answer. A six-sided fair die and an eight-sided fair die are rolled together. What is the probability of getting numbers whose sum
NEED THIS ASAP PLEASE HELP!! WILL GIVE 10 PTS!! WILL MARK BRAINLIST!!The base Ba(OH)2 neutralizes the acid H2SO4 according to the equation below. What salt is p