# Trig Function Vals (45 deg)

- Author:
- Tim Brzezinski

- Topic:
- Cosine, Sine, Trigonometric Functions

Interact with the applet below for a few minutes.
Use your observations from this applet to help you complete the

**Evaluating Trigonometric Functions of Special Angles**packet. You may first want to reflect upon the answers to the questions listed below this applet to help you complete**this packet**.## 1.

Just by merely observing the dynamics of this applet, what would the **tangent of 45 degrees **be?

## 2.

What would the **cotangent of 45 degrees** be?

## 3.

Do the values of **either of these ratios** depend upon **the length of the circle's radius**? Explain why or why not.