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State the relationship between the distance of an external point from the centre of a…
MATHEMATICS · Subjective · CBSE · Mathematics · Circles · Circles
Problem
State the relationship between the distance
O
P
OP
O
P
of an external point
P
P
P
from the centre
O
O
O
of a circle, the radius
r
r
r
of the circle, and the length
P
T
PT
P
T
of the tangent drawn from
P
P
P
to the circle.
Related theory
Pythagoras' Theorem
Triangle Properties
Circles
Tangent length properties
Number of tangents from a point
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