Chap. 10 Vocabulary Flashcards
The _____ is the length of an altitude.
height
A _____ _____ _____ _____ can be any one of its sides (parallelogram)
base of a parallelogram
In _____ _____, points on a segment or in a region of a plane represent outcomes.
geometric probability
The _____ _____ _____ _____ _____ is the distance from the center to a vertex.
radius of a regular polygon
The _____ is the perpendicular distance from the center to a side.
apothem
The _____ _____ _____ _____ is the perpendicular distance between the bases.
altitude of a parallelogram
A _____ _____ _____ _____ can be any of its sides (triangle).
base of a triangle
A _____ is the set of all points equidistant from a given point.
circle
A given point that all points on a circle are equidistant from is the _____.
center
A _____ is a segment that has one endpoint at the center and the other endpoint on the circle.
radius
_____ _____ have congruent radii.
congruent circles
A _____ _____ is larger than a semicircle.
major arc
A _____ is a segment that contains the center of a circle and has both endpoints on the circle.
diameter
_____ _____ are arcs of the same circle that have exactly one point in common.
adjacent arcs
A _____ _____ _____ _____ is a region bounded by an arc of the circle and the two radii to the arc’s endpoints.
sector of a circle
A _____ _____ is an angle whose vertex is the center of the circle.
central angle
_____ is the ratio of the circumference of a circle to its diameter
pi
A _____ is half of a circle.
semicircle
A _____ _____ is smaller than a semicircle.
minor arc
Coplanar circles that have the same center are called _____ _____.
concentric circles
The _____ of a circle is the distance around the circle.
circumference
The _____ _____ is a fraction of the circumference.
arc length
The corresponding _____ _____ _____ _____ is a segment perpendicular to the line containing that base, drawn from the side opposite the base. (trapezoid)
height of a trapezoid
A part of a circle bounded by an arc and the segment joining its endpoints is a _____ _____ _____ ______.
segment of a circle
