Central Angles Chords and Arcs

Find the value of x.

• 15

• 13

• 3

• 6

Find the radius r

• 2

• 3

• 4

• 5

What is x?

• 15

• 23

• 2

• 92

Equal chords subtend _________ angles at the centre.

• different angle

• equal

If two chords subtend equal angle at the centre then the chords are ______________

• Equal

• different

In circle X, chords AB and CD are congruent and AB is 9 units from X. Find the distance from CD to X.

• 4.5 units

• 9 units

• 18 units

• cannot tell

The region between the a chord and either of the arcs is called____

• An arc

• A sector

• A segment

• A semi

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

• semi-circle arc

• major arc

• minor arc

• sector

This is a picture of ___________.

• Minor Arc

• Major Arc

• Semi-Circle

• Central Angle

Which angle is intercepted by the arc HJ?