Circles Review (Optional)

If the area of a circle is 25 π in² , then the diameter is?

• 10 in
• 5 in
• 25 in
• pi in

Tags

CCSS.7.G.B.4

A line segment on the interior of a circle with endpoints on the circle

• Radius
• Diameter
• Secant
• Chord

What is the diameter?

• 8

• 16

• 10

• 4

Tags

CCSS.7.G.B.4

What is the circumference?

• 50.24

• 25.12

• 24.5

• 18.3

Tags

CCSS.7.G.B.4

Which segment is the diameter?

• AC
• BD
• LM
• CE

Which segment is a radius?

• LM
• DC
• BD
• ML

An angle whose vertex is the center of a circle

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

A line that intersects a circle at exactly one point

• secant
• circle
• chord
• tangent

What is the length of arc BB'?

• 30pi

• 1/3

• 10pi

• 4/3pi

Tags

CCSS.HSG.C.B.5

Solve for x:

• 80

• 40

• 180

• 360