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Sagot :
Answer:
When we add 23°, 145°, 23° and 69° we get 260°
And 260° does not have defined number of sides
Step-by-step explanation:
These are the polygons with the number of sides and angles
Polygon Name | Number of Interior Angles | Sum of Interior Angles
Triangle 3 180°
Quadrilateral 4 360°
Pentagon 5 540°
Hexagon 6 720°
Septagon 7 900°
Octagon 8 1080°
Nonagon 9 1260°
Decagon 10 1440°
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