Chord Radius Diameter Circumference

The distance from the center of a circle to a side is called the...

• radius

• diameter

• circumference

• adjacent

If the radius of a circle is 8 cm, the diameter is 4 cm.

• TRUE

• FALSE

If my radius is 10ft, what is my diameter?

• 20ft

• 5ft

• 31.4ft

• 62.8ft

A circle has a diameter of 36 ft. What is the radius?

• 18 ft

• 72 ft

• 31.4 ft

• 3.14 ft

What is the diameter of a circle if the radius is 8 cm?

• 8 cm

• 16 cm

• 4 cm

• 3.14 cm

Find the radius of a circle who's diameter is 40 ft.

• 40ft

• 80ft

• 20ft

• 45ft

What is the diameter?

• 8

• 16

• 10

• 4

How many chords are there?

• How many chords are there: 1

• How many chords are there: 5

• How many chords are there: 3

• How many chords are there: 0

What do we call the red line?

• Chord

• Arc

• Diameter

• Segment

A line segment that connects two points in a circle without passing through the centre

• Radius

• Sector

• Segment

• Chord