Geo Topic 10 TEST

Is the red line a radius or diameter of the circle?

• Radius
• Diameter

What is the radius of this circle?

• 12
• 6
• 24

Which is true of a minor arc?

• It forms half a circle.
• It forms a whole circle.
• It measures greater than 180 degrees. 
• It measures less than 180 degrees.

Which is true of a major arc?

• Forms half a circle.
• Forms a whole circle.
• Measures greater than 180 degrees.
• Measures less than 180 degrees.

Name a minor arc

• ABD

• ADB
• AB
• BDA

Name a major arc.

• ABD
• BDA
• AB

• BD

What is the measure of arc AB?

• 140
• 142
• 180
• 153

What is the measure of semi-circle BCD?

• 180

• 38

• 142

• 360

• x = 160
• x = 40
• x = 80
• x = 360

inscribed angle: an angle with its vertex _____________ the circle

• at the center of
• on