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10 Cards in this Set
- Front
- Back
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set of all points inside the figure
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interior
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set of all points outside the figure
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exterior
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formed by two sides of a triangle
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interior angle
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formed by one side of the triangle and an extension of an adjacent angle
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exterior angle
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the measure of an exterior angle of a triangle is equal to the sum of the measures of its remote interior angles
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exterior angle theorem
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exterior angle theorem formula
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measure angle4 = measure angle1 + measure angle2
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the sum of any two side lengths of a triangle is greater then the third side
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Triangle inequality theorem
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three of the triangle inequality theorem formulas
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AB+BC>AC
BC+AC>AB AC+AB>BC |
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the sum of the interior angle measures of a convex polygons with n sides
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Polygon angle sum theorem
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formula for polygon angle sum theorem
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(n-2)180 n is the number of sides
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