What is the name of the Arc that has a meausre greater then 180 degrees?
(the red section of the circle)
What is the name of the Arc that has a meausre greater then 180 degrees?
(the red section of the circle)
Major Arc
What is line AB?
What is line AB?
a Secant.
What is the distance around a circle called?
What is the distance around a circle called?
Circumference
Is line d or line r the diameter of the circle?
Is line d or line r the diameter of the circle?
d
What is the name of the Arc that has a meausre less then 180 degrees?
(the red section of the circle)
What is the name of the Arc that has a meausre less then 180 degrees?
(the red section of the circle)
Minor Arc
Circles that share the same cen are called what?
Circles that share the same cen are called what?
concentric circles
describe a tangent line.
describe a tangent line.
goes thru point of tangency
perpendicualr to radius
What word describes the relationship between the circles?
What word describes the relationship between the circles?
Congruent
What is an arc of a circle?
What is an arc of a circle?
A section of the circumfrence?
Define this shape...title? and definiton?
Define this shape...title? and definiton?
a circle
a round plane figure whose boundary (the circumference) consists of points equidistant from a fixed point (the center).
cite: Google
Is line d or line r the radius of the circle?
Is line d or line r the radius of the circle?
r
what is the arc length in this picture?
what is the arc length in this picture?
S
Define central angle.
Define central angle.
A central angle is an angle whose apex (vertex) is the center O of a circle and whose legs (sides) are radii intersecting the circle in two distinct points A and B thereby subtending an arc between those two points whose angle is (by definition) equal to that of the central angle itself.
cite: Google
what is the degree of a semi circle?
what is the degree of a semi circle?
180
What is a chord?
What is a chord?
A line that links two points on a circle or curve.
the largest circle that can be drawn inside a polygon is called what?
the largest circle that can be drawn inside a polygon is called what?
