Explain the difference between using the tangent ratio to solve for a missing angle in a right triangle versus using the cotangent ratio. You must use complete sentences and any evidence needed (such as an example) to prove your point of view. (10 points)

Respuesta :

Answer:

While determining the angle [tex]\theta[/tex] with the tangent ratio or cotangent ratio uses the same sides lengths but the ratios are inverse of each other.

Step-by-step explanation:

See the diagram attached.

Let us assume a right triangle Δ ABC with ∠ B = 90°. Now, assume that the angle ∠ CAB = [tex]\theta[/tex] and the sides AB, BC, CA are 3, 4, 5 units respectively.

The tangent ratio of an angle [tex]\theta[/tex] is given by  

[tex]\tan \theta = \frac{BC}{AB} = \frac{4}{3}[/tex]  

Again, the cotangent ratio of angle [tex]\theta[/tex] is given by  

[tex]\cot \theta = \frac{AB}{BC} = \frac{3}{4}[/tex]  

Therefore, in both the cases of tangent ratio and cotangent ratio are inverse of each other and while determining the angle [tex]\theta[/tex] with the tangent ratio or cotangent ratio uses the same sides lengths but the ratios are inverse of each other. (Answer)

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