Circles AB Review

The definition of radius is

• distance from one point to another point

• distance around the circle

• distance from the center to any point on the circle

• distance across the circle through the center

The definition of diameter is

• distance from the center of any point on the circle

• distance across the circle through the center

• distance from one point to another

• distance around the circle

which segment above represents the diameter

• BC

• AC

• BD

• LM

which segment above represents the radius

• AC

• AB

• LM

what is this shape called

• circle

• semi circle

• moon

• triangle

what is the radius of the inner circle?

• 12 in

• 8 in

• 8 ft

• 4 in

Which of the following names a radius?

• segment AC
• segment DB
• segment AB
• segement BC

Which of the following names a diameter?

• segment AC
• segment DB
• segment AB
• segment BC

A circle has a radius of 23 feet. What is the diameter of the circle?

• 23 feet

• 46 feet

• 1/2 feet

• none of the above

What do we call the red line?

• Chord
• Tangent
• Arc
• Circumference