This is circle based question from Chapter name- circles

Topic – Angle properties of circles

Chapter number- 15

Tangent from a point to the circle and radius are given and we have to find the length of the point to the nearest point of circle.

ICSE Avichal publication

Understanding ICSE Mathematics

Question no 3, exercise 15.3

Solution:In a circle with centre O and radius 3 cm

and P is at a distance of 5 cm.

Solution:Radius of the circle = 6 cm

and length of tangent = 8 cm

Let OP be the distance

i.e. OA = 6 cm, AP = 8 cm .

OA is the radius