Attributes of Circles

What do you call an arc which is less than a semi-circle?

• major arc

• minor arc

• radius

• secant

What is the definition of a radius of a circle.

• A line segment from the centre of a circle to the circumference.
• The perimeter of a circle.
• A line segment joining two points on the circumference of a circle, that goes through the centre of the circle.
• A line segment joining two point on the circumference. 

What do we call the red line?

• Chord
• Arc
• Diameter
• Segment

What do we call the blue line?

• Chord
• Circumference
• Radius
• Arc

What is C?

• diameter
• center
• circumference
• radius

How many chords are in the figure?

• 1

• 2

• 3

• 0

Is this a minor arc or major

• Minor
• Major

Definition of a chord

• a line that stretches across the circle in any type of length, but has to be in a straight line.
• the dot that's located in the middle of a circle.

A segment whose endpoints lie on a circle is a _______.

• tangent
• chord
• diameter
• secant

What kind of line is LP?

• Tangent

• Secant

• Chord

• Diameter