Radius and Diameter

The __________________ is the distance across a circle through its center.

• Circumference

• Radius

• Diameter

• Chord

What is the radius of a circle when the diameter is 70 m?

• 38

• 35

• 90

• 140

Tags

CCSS.7.G.B.4

What is the diameter of a circle when the measure of its radius is 24 m?

• 12

• 32

• 25

• 48

What is the diameter?

• 8
• 16
• 10
• 4

Tags

CCSS.7.G.B.4

The radius of a circle is

• The measurement from the center of a circle to an edge of the circle.
• The measurement around the circle
• The measurement from and edge of the circle to another edge through the center
• A line perpendicular to the diameter of the circle

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

What is the radius?

• 18
• 72
• 38
• 14

Tags

CCSS.7.G.B.4

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

• Radius
• Diameter

Tags

CCSS.4.G.A.1

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

• Radius
• Diameter

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

Is this Radius or Diameter?

• Radius

• Diameter

Tags

CCSS.7.G.B.4

Is this radius or diameter?

• Radius

• Diameter

Tags

CCSS.7.G.B.4