Circle Properties of Tangent and Chords

Tangent Lines in Circles: Line AC is tangent to circle O at point C. What is the length of AB?

• 289

• 17

• 9

• 8

If a line is tangent to a circle, then it is ________ to the radius drawn to the point of tangency.

• parallel

• adjacent

• supplementary

• perpendicular

Tangent Lines in Circles: A tangent line intersecting with a radius always creates a ____________ angle.

• right

• acute

• obtuse

• straight

What is the measure of angle A?

• 34°

• 180°

• 112°

• 79°

Properties of Arcs and Angles: Segment EB is a diameter. What is the value of x?

• 78

• 166

• 76

• 152

Properties of Arcs and Angles: Segment EB is a diameter. What is the value of y?

• 78

• 76

• 102

• 128

Inscribed Angles: Solve for x.

• 5

• 23

• 2

• 28

Tangent Lines in Circles: Line AC is tangent to circle O at point C. What is the length of AB?

• a

• b

• c

• d

Tangent Lines in Circles: Line AC is tangent to circle O at point C. What is the value of x?

• a

• b

• c

• d

What is being represented in the image?

• Secant

• Chord

• Tangent

• Diameter