subject
Mathematics, 25.06.2019 14:00 michaelwthms

What ia the value of cosθ given that (-2,9) is a point on the terminal side of θ ? a.  - \frac{9 \sqrt{85} }{85} b.  -\frac{2 \sqrt{85} }{85} c. \frac{9 \sqrt{85} }{85} d. \frac{2 \sqrt{85} }{85}

ansver
Answers: 1

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 14:10, shygrl05
What is the value of the digit 1 in the number 13?
Answers: 2
image
Mathematics, 21.06.2019 17:30, gungamer720
Triangle xyz has vertices x(1,3), y(0,0)
Answers: 1
image
Mathematics, 21.06.2019 21:00, memoryofdale
Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)
Answers: 2
image
Mathematics, 21.06.2019 21:30, shongmadi77
With number 11 ( show how you got the answer)
Answers: 1
You know the right answer?
What ia the value of cosθ given that (-2,9) is a point on the terminal side of θ ? a. [tex] - \frac{...

Questions in other subjects:

Konu
Mathematics, 05.05.2021 17:10
Konu
History, 05.05.2021 17:10