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Math Polygons+Angles
Polygons, Exterior Angles, and Interior Angles
Question | Answer |
---|---|
How many sides does a triangle have? | 3 |
How many sides does a Quadrilateral have? | 4 |
How many sides does a Pentagon have? | 5 |
How many sides does a hexagon have? | 6 |
How many sides does a heptagon have? | 7 |
How many sides does a Octagon have? | 8 |
How many sides does a Nonagon have? | 9 |
How many sides does a Decagon have? | 10 |
How many sides does a Dodecagon have? | 12 |
(VOCAB) The angles on the inside of a polygon formed by each pair of adjacent sides. | Interior Angles |
(VOCAB) Polygon in which all sides are congruent. | Regular Polygon |
(VOCAB) The angle formed by any side of a polygon and the extension of its adjacent sides. | Exterior Angle |
(VOCAB) A polygon that has all interior angles less than 180 degrees. | Convex Polygon |
(VOCAB) A polygon that has one or more interior angles greater than 180 degrees. | Concave Polygon |
What is the formula to find equal interior angles? | 180(n-2) |