Geometry

Trigonometric Functions

Reciprocal Trigonometric Functions

         

Which of the following is equal to

1sinθ? \frac{ 1} { \sin \theta }?

Which of the following is equal to

1cosθ? \frac{ 1} { \cos \theta }?

Which of the following is equal to

1cotθ? \frac{ 1} { \cot \theta }?

If 0<θ<90,0^\circ < \theta < 90^\circ, what is the minimum possible value of (sin(θ)+cos(θ))(csc(θ)+sec(θ))?\left(\sin(\theta) + \cos(\theta)\right) \cdot \left(\csc(\theta) + \sec(\theta)\right)?

In a right triangle ABC,ABC, AB=7,AB=7, BC=24,BC=24, and CA=25.CA = 25. Find cotCAB.\cot \angle CAB.

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