You have questions? We got answers!

In a right triangle, the sine of an angle is 0.257. What is the cosine of the same angle?

Science & Mathematics by Anonymous 2018-05-18 11:07:36

Social Science

In a right triangle, the sine of an angle is 0.257. What is the cosine of the same angle?

1 answer

There are two possible answers, one positive and one negative. Enter the positive value as your answer. cos theta =

  • Anonymous

    sinθ = 0.257 cos²θ = 1-sin²θ cosθ = √(1-sin²θ) ≅ 0.9664

ReCapcha
Not a bot