jkdglane1 jkdglane1
  • 04-04-2018
  • Mathematics
contestada

The point (3, -4) is on the terminal side of an angle Θ . What is cos Θ

Respuesta :

Professor1994 Professor1994
  • 04-04-2018
Point=(3,-4)=(x,y)→x=3, y=-4
cos Θ=?

cos Θ=x/r

r=sqrt(x^2+y^2)
r=sqrt( (3)^2+(-4)^2 )
r=sqrt( 9+16)
r=sqrt(25)
r=5

cos Θ=x/r
cos Θ=3/5

Answer: cos Θ=3/5
Answer Link
dhevannnyahhh
dhevannnyahhh dhevannnyahhh
  • 24-05-2021

Answer:

D.) 3/5

Explanation:

PLATO

Answer Link

Otras preguntas

A hard drive that is running slowly may not have been a0properly.
ajutor am o tema engleza
How does jem react when atticus tells him to go home, and why?
My English is not well, please can you help me 1 Who was Jonathan Small? 2 Why did Watson not want to take the treasure to Miss Morstan? 3 Why was Watson much
True or false: When an organism practices external fertilization, many offspring, often millions, are produced in order to enhance chances of survival.
If cells are: a1=90, a2=85, a3=80, a4=75, and a5=75. what will be your formula if you are going to get the average?
Energy is released from atoms in the form of light when electrons
How can food deserts be eliminated in America? Why is it important?
What were three facts about germany's attack that shirer recorded in his diary entry
Semi-trailer trucks have an odometer on one hub of a trailer wheel. the hub is weighted so that it does not rotate, but it contains gears to count the number of