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6 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Polygon Angle Sum Theorem |
The sum of the interior angle measures of a convex polygon with n sides is (n-2)180° |
(n-2)180° |
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Polygon Exterior Angle Sum Theorem |
The sum of the exterior angle measures, one angle at each vertex, of a convex polygon is 360° |
360°÷ # of sides |
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⬜ Opp. Sides Thm |
If a quadrilateral is a parallelogram, then is opposite sides are congruent. |
Opposite sides of a parallelogram are congruent |
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⬜ Opp. <'S Thm |
If a quadrilateral is a parallelogram, then its opposite sides are congruent. |
Opposite sides of a parallelogram are congruent. |
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⬜ Consec. <'S Thm |
If a quadrilateral is a parallelogram, then its consecutive angles are supplementary. |
Consecutive angles of a parallelogram are supplementary. |
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⬜ Diags. Thm |
If a quadrilateral is a parallelogram, then its diagonals bisect each other. |
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