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17 questions
What is DE?
diameter
tangent
chord
radius
What is CE?
diameter
center
circumference
radius
What is the line called?
a chord
a tangent
a secant
a diameter
What is this segment called?
Diameter
Secant
Tangent Line
Radius
The distance from the center of a circle to the boundary of a circle is called _____.
Chord
Diameter
Radius
tangent
What type of line is line AB?
Secant
Diameter
Tangent
Chord
These circles are _____.
internally tangent circles
externally tangent circles
concentric circles
excentric cirles
Name the external tangent.
line PQ
line RC
Circles A and B
There is no external tangent
Point P is called _____.
a point of tangency
a tangent
a vertex
none of these
C is the name of the ____ .
center
circle
vertex
radius
Congruent circles must have equal _____.
radii
chords
tangents
centers
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