Circle Angles Vertex at Center and on the Circle

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• B
• C
• D

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• C
• D

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• D

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• A
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Circumscribed angle: an angle with its vertex _____________ the circle

• at the center of

• on

• outside

• inside

Find 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

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• B
• C
• D

• A
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• D