chords and tangents

A tangent is a line that _______. (12-1)

• passes through the center of the circle
• intersects the circle at two points
• intersects the circle at one point
• follows the circumference of a circle

Name a chord.

• Segment XC
• Segment KM
• Segment FG
• Line BD

Line FG is a:

• Diameter
• Chord
• Radius
• Secant

Which of the following names 3 radii?

• Segment FX, Segment HJ, Segment XC
• Segment FX, Segment XG, Segment XC
• Segment FG, Segment HJ, Segment BD
• There is only 1 radius in the figure.

True or False:
A Secant is a segment that intersects a circle in 2 points.

• True
• False

True or False:
A Secant is a line that contains a chord.

• True
• False

True or False:
Segment HJ is a radius.

• True
• False

Tags

CCSS.HSG.C.A.2

If XC = 15, then FG = _____.

• 15
• 30
• 45
• Unable to determine

What is Congruent circle?

• A line that touches a circle at just one point.
• Two circles are congruent if they have the same diameter.

Tags

CCSS.8.G.A.2

What is a Semicircle?

• Half of a circle or half of its circumference.
• Polygon place in of a circle so that all of the vertices of the polygon lie on the circumference of the circle.