Question
Find tangent Theta if sine Theta equals 4 over 9
Answers
oobleck
sinθ = 4/9
cosθ = √(9^2-4^2)/9 = √65/9
so tanθ = sinθ/cosθ = 4/√65
cosθ = √(9^2-4^2)/9 = √65/9
so tanθ = sinθ/cosθ = 4/√65