Circle Vocabulary and Formulas

The distance from the center of the circle to any point on the circle is called the...

• radius
• diameter
• circumference
• area

Tags

CCSS.HSG.C.A.2

CCSS.HSG.CO.A.1

The distance across the circle through the center is called the...

• radius
• diameter
• circumference
• area

Tags

CCSS.4.MD.C.5

The perimeter of a circle is usually called the...

• radius
• diameter
• circumference
• area

Tags

CCSS.HSG.GMD.A.1

The space contained inside of a circle is called the...

• radius
• diameter
• circumference
• area

Tags

CCSS.HSG.GMD.A.1

If you multiply π × d then you will get the...

• radius

• diameter

• circumference (choose this one)

• Christopher is his name

If you multiply 2 × r  then you will get the...

• radius
• diameter
• circumference
• area

Tags

CCSS.7.G.B.4

If you multiply ½ × d  then you will get the...

• radius
• diameter
• circumference
• area

Tags

CCSS.7.G.B.4

The point in the exact middle of a circle is called the...

• center
• radius
• area
• circumference

What is this called?

• Chord

• Minor arc

• Secant

• Diameter

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.3

CCSS.HSG.CO.A.1

What is this called?

• Radius

• Central Angle

• Major Arc

• Inscribed Angle

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.3

CCSS.HSG.C.B.5