Question

find the length of a tangent drawn to a circle of radius 4cm from a point at a distance of 5cm from the centre. ​

Answer 1

Step-by-step explanation:

the length of tangent is 6 cm

Answer 2

Answer:

The length of tangent is 3 cm

let length of tangent be x cm.

using Pythagoras theorem

5^2=4^2+x^2

25=16+x^2

x^2=25-16

x=√9

x=3