1 |
The tangent and radius of a circle at the point of contact are: |
Parallel
Not perpendicular
Perpendicular
|
2 |
The length of the diameter of a circle is how many times the radius of the circle: |
1
2
3
|
3 |
Angle inscribed in a semi-circle is: |
|
4 |
The Portion of a circle between two radii and an arc is called: |
Sector
Segment
Chord
|
5 |
A line intersecting a circle is called: |
Tangent
Secant
Chord
|
6 |
The circumference of circle is called: |
Chord
Segment
Boundary
|
7 |
The arcs opposite to incongruent central angles of a circle are always: |
Congruent
Incongruent
Parallel
Perpendicular
|
8 |
If a chord of a circle subtends a central angle of 60°, then the length of the chord and the radial segment arc: |
Congruent
Incongruent
Parallel
Perpendicular
|
9 |
The chord length of a circle subtending a central angle of 180° is always: |
Less than radial segment
Equal to the radial segment
Double of the radial segment
None of these
|
10 |
The semi circumference, and the diameter of a circle both subtend a central angle of: |
90°
180°
270°
360°
|
11 |
If an arc of a circle subtends a central angle of 60°, then the corresponding chord of the arc will make the central angle of: |
20°
40°
60°
80°
|
12 |
A pair of chords of a circle subtending two congruent central angles is: |
Congruent
Incongruent
Over lapping
Parallel
|
13 |
An arc subtends a central angle of 40° then the corresponding chord will subtend a central angle of: |
20°
40°
60°
80°
|
14 |
Out of two congruent arcs of a circle, if one arc makes a central angle of 30° then the other arc will subtend the central angle of: |
15°
30°
45°
60°
|
15 |
The length of a chord and the radial segment of a circle are congruent, the central angle made by the chord will be: |
30°
45°
60°
75°
|