bookchanceortis1 bookchanceortis1
  • 02-11-2018
  • Mathematics
contestada

Which of the following equations correctly represnt the law of cosines?
A. b2 = a2 + b2 – 2ab ⋅ cos(C)
B. c2 = a2 + b2 – 2ab ⋅ cos(B)
C. b2 = a2 + c2 – 2ac ⋅ cos(B)
D. a2 = b2 + c2 – 2ac ⋅ cos(A)

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 02-11-2018

law of cosines

c^2 = a^2+b^2-2abcosC

b^2 = a^2+c^2-2accosB

a^2 = b^2+c^2-2bccosA  


Choice C


Answer Link

Otras preguntas

What is the distance between the following points?
How do I complete this?
5. Which equation can be used to solve for x in the following diagram? (3x+12)° २० A. 3x = 180+X B. (3x+12) + x = 90 C. (3x+12) + x = 180 D. (3x+12) = x
2 ^ x = 3 ^ (x + 1) solve for x
Solve for d given -4d+6>10
Read the excerpts from Roosevelt’s "Four Freedoms" speech and Lincoln’s "Gettysburg Address.” Roosevelt: This nation has placed its destiny in the hands and hea
Why are promises important to people
How did the “system of extraction” impact countries after they decolonized?
for the whole page done i reward u with 50 points i am very tired and i have many work to do so thank you guys for the help
What is the highest point in yellowstone national park?.