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Geometry 1

Polygon Interior Exterior Angles

QuestionAnswer
SUM OF INTERIOR ANGLES 180 ( n - 2 )
EACH INTERIOR (Regular) Angle 180 ( n-2 ) / n
SUM OF EXTERIOR ANGLES 360
EACH EXTERIOR ( Regular) ANGLES 360 / n
SUM OF ANGLES OF ANY TRIANGLES 180
ACUTE ANGLE TRIANGLE All Angles are less than 90
RIGTH ANGLE TRIANGLE One angle in the triangle equals 90
Created by: sjjwhite
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