nischallohani61 nischallohani61
  • 02-02-2020
  • Mathematics
contestada

if a + b + c =180 and cosa = cosb +cosc than prove that cotb *cotc=1/2​

Respuesta :

7419539855
7419539855 7419539855
  • 02-02-2020

can you please translate that to english?

Answer Link
cvhdhdhd cvhdhdhd
  • 02-02-2020
Sorry I dontunder stand
Answer Link

Otras preguntas

find area of a rectangle whose vertices are -6,10 -6,6 2,10 and 2,6
In this excerpt from "A Modest Proposal" by Johnathan Swift, what does the author list? I can think of no one objection, that will possibly be raised against
How would you correctly punctuate the following sentence? All of Annas nine sisters were bridesmaids in her wedding ceremony. Question 3 options: change sister
How often should children and teens exercise?
how to study the best way?
What are the x-intercepts of the quadratic function? y = x² + x – 2 1 2 and 1 2 and –1 –2 and 1
culture hearths are places where
Which of these were common aspects of war efforts during World War I? Check ALL that apply. A. rationing B. war bonds C. using schools as military facilities D.
Table sugar is not a mineral because _____. ()it is in crystal for ()it is made of more than one element ()it is not made by a geologic process ()Its chemical c
Discuss two instances where valves are important in the circulatory system