Chords, Tangents, Secants in Circles

Determine the m∠VXW.

• A

• B

• C

• D

Determine the meaure of Arc MN.

• A

• B

• C

• D

Determine the m∠RPU.

• A

• B

• C

• D

Which number best represents an inscribed angle?

• 1

• 2

• 8

• 9

Which number best represents an intercepted arc?

• 1

• 2

• 6

• 9

Inscribed Angle: an angle with its vertex _____________ the circle and its sides  _____________     

• at the center of;
   forming chords/secants.

• on;
  forming chords/secants.

• outside;
  forming tangents.

• on the circle;
  forming a tangent and a chord/secant.

Solve for a and b.

• a=74 degrees
  b=93 degrees

• a=93 degrees
  b=74 degrees

• a=87 degrees
  b=106 degrees

• a=106 degrees
  b=87 degrees

What is m∠LMO?
(Segment LO is a diameter of Circle P)

• 30°

• 45°

• 80°

• 90°

What is m∠ACB?

• 67.5°

• 90°

• 22.5°

• 45°

What is measure of arc WG?

• 90

• 30

• 150

• 120