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

DEVELOPMENT ETHICS ADDRESS 3 KEY THEME PARATES THEM.​
If the profit is 25 and cp is 105 what will be the profit present
Which of the following is not a key factor of competitiveness? a. size of organization b. price . flexibility d. product differentiation e. after -sales service
2. Your school is organizing a Carnival in the month of January. Write a letter to your friend and invite hi the carnival.​
Why does Johnny tell Ponyboy he could never use a gun?
The length of a cinema hall is 20 m and breadth is 16 m. The sum of the areas of floor and flat roof is equal to the areas of four walls. Find the height of the
Using the same ratio as before, determine the missing information in the table below.
the last time i visited aswan ............ in 2017
If a quadrilateral is a parallelogram, then it’s opposite angles are ?
C'est quoi ressources humaines