1.4. Angles in polygons.
Angles in a triangle:
Angles in a quadrilateral:
Angles in a pentagon:
Angles in a hexagon:
What is the sum of the angles in an octagon?
1080
2880
360
135
What is the measure of each angle in a regular hexagon?
720
360
480
120
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Informace: 1.4. Angles in polygons.