Triangle Inequality

Section 1
For each of the following, set each side in the applet equal to the values you are given. Then determine whether the triangle exists or not.
1. [color=#0000ff]9, [/color][color=#ff7700]12, [/color][color=#6aa84f]18[/color]
2. [color=#0000ff]8, [/color][color=#ff7700]9, [/color][color=#6aa84f]17[/color]
3. [color=#0000ff]14, [/color][color=#ff7700]14, [/color][color=#6aa84f]19[/color]
4. [color=#0000ff]2.7, [/color][color=#ff7700]3.1, [/color][color=#6aa84f]4.3[/color]
5. [color=#0000ff]0.7, [/color][color=#ff7700]1.4, [/color][color=#6aa84f]2.1[/color]
Sections 2
For each of the following problems, set [color=#0000ff]Blue [/color]and [color=#6aa84f]Green[/color] to the values given. Then find the smallest number [color=#ff7700]Orange[/color] can be for a triangle to exist.
6. [color=#0000ff]6, [/color][color=#6aa84f]19[/color]
7. [color=#0000ff]5,[/color][color=#6aa84f]9[/color]
8. [color=#0000ff]7,[/color][color=#6aa84f]14[/color]
9. [color=#0000ff]12,[/color][color=#6aa84f]15[/color]
10. [color=#0000ff]8, [/color][color=#6aa84f]13[/color]
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Information: Triangle Inequality