CIRCLE Flashcards
It is a shape with all of its points the same distance from its center?
a cIRCLE
The _____________is the distance across a circle through the center.
diameter
is the distance from the center of a
circle to any point on the circle.
RADIUS
It is a line segment that joins
two points on the circle.
chord
is a portion bounded by two points on the circle and can be measured in degrees.
ARC
A line that touches a circle at just one point is called a
TANGENT LINE
is the point where a
tangent line touches the circle.
POINT OF TANGENCY
is a line that intersects the circle at
two different points.
SECANT LINE
An arc bounded by the endpoints of a diameter is a ____________________.
semicircle
If the measure of an arc is less than 180°
MINOR ARC
HOW MANY LETTERS BOUNDS MINOR ARC?
2 LETTERS
An arc whose measure is greater than 180° is called a
MAJOR ARC
HOW MANY LETTERS ARE BOUND FOR MAJOR ARC?
3 LETTERS
WHAT IS A TANGENT LINE?
A LINE TOUCHES THE CIRCLE AT A SINGLE PONT
WHAT IS THE POINT OF TANGENCY?
THIS IS THE POINT WHERE TANGENT LINE TOUCHES HE CIRCLE