lisetter lisetter
  • 19-04-2018
  • Mathematics
contestada

If cos 0 = -4/9 with 0 in Quadrant II, find sin 0

Respuesta :

jesslevy
jesslevy jesslevy
  • 19-04-2018
Sin0= y/r

X= -4 and r= 9 (radius is also the hypotenuse)
In quadrant II y is positive
X^2 +y^2 = r^2

-4^2 + y^2 = 9^2
16 + y^2 = 81
Y^2 = 81-16
Y^2 = 65
Y= sqrt65

Sin0= sqrt65/9
Answer Link

Otras preguntas

Convert 10,69,023.27 in words​
Jimmy is buying 2 pairs of pants that cost $14.50 each. There is a 7.5% sales tax What is the total Jimmy will pay for the pants? Enter your answer in the box.​
giving brainliest :PP
looking for a friend who can speak korean and 14 years old. :)​
1. yes each x value has a unique y value 2.yes each y value has a unique x value 3.no 2 points have different y values for the same x value of 2 4. no two point
to what extent did the culture (political, economic, and social) of the 1920s result in. increased government spending with the new deal in the 1930
Question Write an equation of the line that passes through (0, 8) and (6, 8). y=
How does the Due Process Clause protect individual rights to an even greater extent than the 5th Amendment?
compared with the north, the south has many moreA.factoriesB.portsC.plantationsD.cities
Why is the title “Love in the Time of Cholera” significant?