Question

In the following figure PA, PC and CD are tangents drawn to a circle of

centre O. If AP=3cm CD=5cm then the length of PC is​

Answer 1

Answer:

4CM

Step-by-step explanation:

by pythagoras rule

(AP)²=(CD)²+(PC)²

(3)²=(5)²+(PC)²

9=25+(PC)²

PC²=25-9

PC²=16

PC=ROOT16

PC=4CM