Question

a circle with radius 12 cm from a point P which is 20 cm away from the centre then length of tangent is​

Answer 1

Answer:

radius us perpendicular on tangent

so it foms a right angled triangle

whose base is radius =12

hypotenuse= 20

using pythagorous theorm

we get

length of tangent.

√(20×20-12×12)

√256

16

Answer 2

Answer:

hope this answer will help you