Circles - Vocab & Central Angles (BFA)

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

What is the part of the circle highlighted in red called?

• semi-circle arc
• major arc
• minor arc
• sector

What is the part of the circle highlighted in red called?

• semi-circle arc
• major arc
• minor arc
• sector

What is the part of the circle highlighted in red called?

• semi-circle arc
• major arc
• minor arc
• sector

A chord is a segment that connects ___________

• the center to the endpoint
• to one point outside the circle
• a central angle
• 2 endpoints of a circle

A line that intersects a circle at exactly one point

• secant
• circle
• chord
• tangent

An angle whose vertex is the center of a circle

• central angle
• inscribed angle
• minor arc
• major arc

Tags

CCSS.HSG.C.A.2

The distance all the way around the circle is called the...

• radius
• diameter
• circumference
• area

Tags

CCSS.7.G.B.4

A pond has a diameter of 12 feet. What is its radius?

• 12 feet

• 6 feet

• 24 feet

Tags

CCSS.7.G.B.4