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Basic Geometry
Basic Geometry
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Angles in a Polygon Examples Page 3

Page (3 of 5) Examples:   1    2    3    4    5  
Example 3

Find the missing angle.

Triangle (find missing angle)

A triangle has 180°. If we add the measures of angles I and J and subtract from 180, we get:

180 - (35 + 115) degrees


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