Marykoss
Marykoss Marykoss
  • 12-12-2016
  • Mathematics
contestada

for angle theta with the point (15, -8) on its terminating side, what is the value of cosine?

A) -8/18
B) 15/17
C) -8
D) 15

Respuesta :

Peytiii2829
Peytiii2829 Peytiii2829
  • 12-12-2016
x^2 + y^2 = r^2
15^2 + (-8)^2 = [sqrt(17)]^2
r= 17

cos(theta) = x/r = 15/17
Letter B
Answer Link
georgejungle5759 georgejungle5759
  • 23-05-2019

Answer:

The answer is B.15/17

Answer Link

Otras preguntas

300 children 3/5 are boys how many are girls
Six times a number decreased by ten is eight. Find the number?
Which of the following is an example of how life began to change in the United States in the 1920s
how does memory and perspective influence history
The Civil Rights Act of 1964 established the Equal ________ Opportunity Commission
Which statement about lines of latitude on a map, also called parallels, is correct? A. They run in a north and south direction. B. They are another
What factors contributed to the " quiet depression" among farmers in the 1920's?
whats the lcm of 8 and 10
Which entity owns most of the television stations, radio stations, and newspapers in the United States? a. private companies b. the federal government c. non
what is 871495 to the nearest thousand