1 |
A line segment having both the end-points on a circle and not passing through the center is called a: |
A chord
A secant
A diameter
None of these
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2 |
A line perpendicular to a radial chord of a circle at the end-point (which lies on the circle) is a: |
Secant
Diameter
Chord
Tangent
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3 |
A line that touches the curve without cutting through it is called: |
Straight line
Tangent line
Normal line
Vertical line
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4 |
Point (5, 6) lies ..... the circle x2 + y2 = 81: |
Outside
Inside
On
None of these
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5 |
Point p (-5, 6) lies ............ the circle x2 + y2 + 4x - 6y - 12 = 0 |
Outside
Inside
On
None of these
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6 |
If r is the radius of any circle and C its center, then any point P(x1, y1) lies outside the circle only if: |
|CP| < r
|CP| = r
|CP| > r
None of these
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7 |
If a point lies inside a circle, then its distance from the center is: |
Equal to the radius
Less then the radius
Greater then the radius
Equal to or greater than the
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8 |
If r is the radius of any circle and C its center, then any point P(x1, y1) lies on the circle only if: |
|CP| < r
|CP| > r
|CP| = r
None of these
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9 |
The radius of point circle is: |
0
(0, 0)
r
1
|
10 |
|
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11 |
The radius of circle x2 + y2 + ax + by + c = 0 is: |
None
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12 |
The radius of circle x2 + y2 + 2gx + 2fy + c = 0 is: |
|
13 |
The center of circle x2 + y2 + 2gx + 2fy + c = 0 is: |
(-g, -f)
(-f, -g)
(0, 0)
(g, f)
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14 |
If equation of circle is (x - h)2 + (y - k)2 = r2, then center of a circle: |
(-h, -k)
(h, k)
(-h, k)
(h, -k)
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15 |
The center of circle (x+3)2 + (y-2)2 = 16 equals: |
(-3, 2)
(3, -2)
(3, 2)
(-3, -2)
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16 |
Measure of the central angle of a minor arc is ____ the measure of the angle subtended in the corresponding major arc. |
Equal
Double
Not equal to
Triple
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17 |
A line segment whose end points lie on the circle is called a __________ of the circle. |
Radius
Chord
Diameter
None of these
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18 |
The equation x2 + y2 + 2x + 3y = 10 represents a: |
A pair of lines
Circle
Ellipse
Hyperbola
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19 |
The distance between the center of a circle and any point of the circle is called: |
Tangents
Secant
Diameter
Radius
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20 |
The ratio between the measure of the radial segment and the diameter of a circle is: |
2 : 1
4 : 3
1 : 2
|