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Chapter 11 - Geo.
Chapter 11 Vocabulary - Measuring Length and Area
| Word | Definition |
|---|---|
| apothem of a polygon | the distance from the center to any side of the polygon |
| arc length | a portion of the circumference of a circle |
| bases of a parallelogram | either pair of parallel sides of a parallelogram |
| center of a polygon | the center of a circumscribed circle |
| central angle of a regular polygon | an angle formed by two radii drawn to consecutive vertices of the polygon |
| circumference | the distance around a circle |
| height of a parallelogram | the perpendicular distance between the bases of a parallelogram |
| height of a trapezoid | the perpendicular bases between the bases of a trapezoid |
| radius of a polygon | the radius of a polygon's circumscribed circle |
| sector of a circle | the region bounded by two radii of the circle and their intercepted arc |