Chapter 6 Circles Discovering Geometry

This is a picture of ___________.

• Minor Arc
• Major Arc
• Semi-Circle
• Central Angle

This is a picture of ___________.

• Chord
• Diameter
• Radius
• Inscribed Angle

This is a picture of ___________.

• Major Arc
• Minor Arc
• Central Angle
• Inscribed Angle

• A
• B
• C
• D

• A
• B
• C
• D

Find the measure of arc AB.

• 17 degrees

• 34 degrees

• 68 degrees

• 146 degrees

Find the measure of the indicated angle.

• 42 degrees

• 51 degrees

• 36 degrees

• 45 degrees

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

What is the measure of arc DC?

• 140 degrees

• 98 degrees

• 122 degrees

• 61 degrees

Assume that all the lines that appear tangent are tangent. Find the perimeter.

• 54 units

• 36 units

• 48 units

• 42 units