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A circle has centre and radius
MATHEMATICS · Single correct · CBSE · Mathematics · Circles · Circles
Problem
A circle has centre
C
(
1
,
2
)
C(1,2)
C
(
1
,
2
)
and radius
5
cm
5\,\text{cm}
5
cm
. A point
P
P
P
has coordinates
(
4
,
6
)
(4,6)
(
4
,
6
)
. Determine the number of tangents that can be drawn from
P
P
P
to the circle. (a)
2
2
2
(b)
1
1
1
(c)
0
0
0
(d)
3
3
3
Related theory
Distance and Section in the Plane
Circles
Tangent length properties
Tangent to a Circle
Number of tangents from a point
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