Vocabulary
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Area of a Parallelogram (Theorem 10-1) | The product of a base and the corresponding height.
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| Area of a Rectangle (Theorem 10-2) | The product of its base and height.
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| Area of a Triangle (Theorem 10-3) | Half the product of a base and the corresponding height
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| Base of a parallelogram | Any one of its sides.
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| Altitude of a parallelogram | A segment perpendicular to the line containing the base, drawn from the side opposite the base.
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| Height of a parallelogram | The length of an altitude.
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| Base of a triangle | Any one of its sides.
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| Height of a triangle | The length of the altitude to the line containing that base.
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| Height of a trapezoid | The perpendicular distance between the bases.
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| Radius of a regular parallelogram | The distance from the center to a vertex.
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| Apothem | The perpendicular distance from the center to a side.
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| Circle | In a plane, a circle is the set of all points equidistant from a given point called the center.
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| Center | The middle point of a circle or sphere, equidistant from every point on the circumference or surface.
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| Diameter | A segment that contains the center of a circle and has both endpoints on the circle.
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| Radius | A segment that has one endpoint at the center and the other endpoint on the circle.
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| Congruent Circles | Have congruent radii
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| Central Angle | an angle whose vertex is the center of the circle.
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| Semicircle | Half of a circle
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| Minor arc | Smaller than a semicircle
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| Major arc | Larger than a semicircle
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| Adjacent arcs | Arcs of the same circle that have exactly one point in common.
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| Circumference | The distance around the circle.
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| Pi | The ratio of the circumference of a circle to its diameter.
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| Concentric Circles | Coplaner circles that have the same center.
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| Arc Length | A fraction of the circumference.
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| Sector of a circle | A region bounded by an arc of the circle and the two radii to the arc's endpoints.
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| Segment of a circle | A part of a circle bounded by an arc and the segment joining its endpoints.
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| Geometric probability | Points on a segment or in a region of a plane represent outcomes. The geometric probability of an event is a ratio that involves geometric measures such as length or area.
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Created by:
osubuckeye1012
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