Radius and Tangent

The radius of a circle is

• The measurement from the center of a circle to an edge of the circle.
• The measurement around the circle
• The measurement from and edge of the circle to another edge through the center
• A line perpendicular to the diameter of the circle

Which shows a tangent line?

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A tangent line intersects the circle ...

• in exactly two points

• in exactly one point

• through the center

• with the diameter

A tangent line intersecting with a radius always creates a ____________ angle

• right
• acute
• obtuse
• straight

• parallel

• perpendicular

• congruent

• touching exactly once