Shared Flashcard Set

Details

Chapter 10 and 11
Vocabulary
22
Mathematics
10th Grade
12/15/2005

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Cards

Term
circle
Definition
set of all points equidistant from a given point in a plane.
Term
radius
Definition
segment from the center of a circle to the circle.
Term
diameter
Definition
is a degment connecting two points on the circle through the center point.
Term
circumfrance
Definition
is the distance around the circle.
Term
chord
Definition
segment connecting two oints on the circle.
Term
congruent circles
Definition
circles with the same radii.
Term
secant
Definition
a ray ot line that passes through the circle two times.
Term
tangent
Definition
is a ray or line that touches the circle in exactly one point, but never enters the circle.
Term
point of tangency
Definition
the point where the tangent touches the circle.
Term
interior of the circle
Definition
inside of the circle.
Term
exterior of the circle
Definition
is the outside of the circle.
Term
exterior of the circle
Definition
is the outside of the circle.
Term
concentric circles
Definition
are circles with the same center point.
Term
central angle
Definition
an angle formed by two radii.
Term
arc
Definition
part of the circumfrance of a circle.
Term
minor arc
Definition
an arc less than 180 degrees.
Term
major arc
Definition
an arc greater than 180 degrees.
Term
semi-circle
Definition
an arc equal to 180 degrees.
Term
congruent arcs
Definition
are arcs with the same degree measure.
Term
measure of a minor arc
Definition
congruent to the arc's central angle.
Term
measure of a major arc
Definition
do 360 minus the measure of the minor arc.
Term
inscribed angle
Definition
an angle whose vertex is on the circle and its made from two chords.
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