All the points on a circle are equidistant from its centre.
True
False
An arc is a part of the circumference of a circle.
True
False
Radius = 2 × Diameter
True
False
A line segment joining two points inside a circle lies completely inside the circle.
True
False
Any two radii of a circle make a diameter.
True
False
Any two chords of a circle are parallel.
True
False
The major segment of a circle contains the centre of the circle.
True
False
A sector of a circle is the region bounded by two radii and two arcs of the circle.
True
False
If a point is in the interior of a circle, then its distance from the centre of the circle is greater than the radius.
True
False
Circle A lies completely inside another circle B, without touching its boundary. The centre of circle A is in interior of both the circles.
True
False
Click the correct answer.
Which of the following is correct?
Radius = 2 × Diameter
Radius = 2 + Diameter
Diameter = 2 × Radius
Diameter = 2 + Radius
The point A is the centre of a circle of radius 7 cm. If AP = 7 cm, then where does the point P lie?
On the circumference
In the interior
In the exterior
In the sector
The diameter of a circle is 9 cm. What is the length of its radius?
4 cm
4.3 cm
4.5 cm
5.5 cm
What is the diameter of a circle of radius 5 cm?
8 cm
9 cm
7 cm
10 cm
What is the radius of a circle of diameter 25 cm?
11.5 cm
12.5 cm
13.5 cm
14.5 cm
The points P and S lie on the circumference of a circle of radius 13 cm. If they are at the maximum distance from each other, what is the distance between them?
15 cm
17 cm
24 cm
26 cm
What is the length of the longest chord of a circle of radius 8 cm?
10 cm
14 cm
16 cm
18 cm
The radius of a circle is 4.5 cm. What is the length of its diameter?
9 cm
11 cm
8 cm
8.5 cm
The radius of a circle is 6 cm. What is the length of its diameter?
8 cm
10 cm
14 cm
12 cm
Click the correct answer.
A secant intersects a circle at
points.
two
three
four
The longest chord of a circle is the
of the circle.
radius
arc
diameter
A diameter of a circle is also
of the circle.
a radius
a chord
a tangent
In a circle with radius r cm, the length of the diameter is
cm.
2 × r
4 × r
2 + r
In a circle with radius r cm, the length of the largest possible chord is
cm.
2 + r
4 + r
2 × r
The centre of a circle is at point A and its radius is 7.5 cm. If AP = 7.6 cm, then point P will lie
of the circle.
in the interior
in the exterior
on the boundary
The centre of a circle is at point A and its radius is 7.5 cm. If AP = 5 cm, then point P will lie
of the circle.
in the exterior
on the boundary
in the interior
The point A lies on the circumference of a circle with diameter 10 cm. If O is the centre of the circle, then the length of OA is
.
4 cm
6 cm
5 cm
If the radius of a circle is 7 cm with centre at A and AP = 6.5 cm, then P lies
of the circle.
in the interior
in the exterior
on the circumference
If the radius of a circle is 7 cm with centre at A and AP = 8.6 cm, then P lies
of the circle.
