# Right Triangle Trigonometry: Intro

This applet accompanies the

*Right Triangle Trigonometry: Intro*activity packet you received at the beginning of class today. Use this applet to help you complete the guiding questions in this activity.**Key Question:**Hopefully, you noticed that when you keep the blue angle fixed and move only the white vertices, the value of each ratio never changes (even though the side lengths do)!

*Why does this occur?*Explain!

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