Circle Chords, Secant Tangent

A line segment on the interior of a circle with endpoints on the circle

• Radius

• Diameter

• Secant

• Chord

A line  that intersects a circle at exactly one point is a ____________.

• tangent

• secant

• chord

• radius

What is true about chords?

• Their end points are on the circle

• They go though the circle

• They touch the circle at one point

• They always go through the center point

What is true about secants?

• Their end points are on the circle

• They go though the circle

• They touch the circle at one point

• They always go through the center point

Using the circle with center O, identify a secant.

• MN

• EC

• OC

• DF

What is the value of x?

• A

• B

• C

• D

• 33
• 18
• 46
• 16

is a...

• Secant

• Tangent

• Chord

• Point of Tangency

Where in the intersection of the lines shown?

• Inside the circle

• Outside the circle

• On the circle

• The secants do not intersect.

Find x

• 10

• 5

• 18

• 9