18 units

4.5 units

9 units

27 units

How many chords?

1

2

3

0

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

A Segment

An arc

A sector

A semi

An angle whose vertex is the center of a circle,

Minor arc

Central angle

Major arc

Inscribed angle

If ∠DAB = 81° and ∠ABD = 69°, the value of ∠ACB is ___°.

30

45

37

60

40 cm

9 cm

18 cm

36 cm

Segments with endpoints on a circle are called _____.

Arcs

Polygons

Radii

Chords

If BC is the diameter of the circle and ∠BAO = 35°. Then find the value of ∠ADC.

35°

45°

30°

60°