Circles Angles Arcs Segments

What is m∠3?

• 70

• 100

• 66

• 110

Two tangents CD and CB intersect circle A. Find the length of the tangent segment BC.

• 2

• 3

• 9

• 14

which segment above represents the diameter

• BC

• AC

• BD

• LM

• x = 160
• x = 40
• x = 80
• x = 360

• 25

• 16

• 4

• 18

Determine the value of x in the diagram.

• 3

• 6

• 9

• 12

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

• semi-circle arc

• major arc

• minor arc

• sector

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