Exact Trig Values

Front

What is the value of \( \tan 60^{\circ} \)?

Back

\( \sqrt{3} \)

Front

What is the value of \( \sin 90^{\circ} \)?

Back

1

Front

What is the value of \( \sin 225^{\circ} \)?

Back

\( -\frac{\sqrt{2}}{2} \)

Front

What is the value of \( \cos 150^{\circ} \)?

Back

\( -\frac{1}{2} \)

Front

What is the value of \( \cos 270^{\circ} \)?

Back

0

Front

Define the sine function in terms of a right triangle.

Back

In a right triangle, \( \sin(\theta) = \frac{\text{opposite}}{\text{hypotenuse}} \).

Front

Define the cosine function in terms of a right triangle.

Back

In a right triangle, \( \cos(\theta) = \frac{\text{adjacent}}{\text{hypotenuse}} \).

Front

Define the tangent function in terms of a right triangle.

Back

In a right triangle, \( \tan(\theta) = \frac{\text{opposite}}{\text{adjacent}} \).

Front

What is the relationship between sine and cosine?

Back

\( \sin(\theta) = \cos(90^{\circ} - \theta) \) and \( \cos(\theta) = \sin(90^{\circ} - \theta) \).

Front

What is the value of \( \sin 0^{\circ} \)?

Back

0