Question

Correct answer will get Brillianist ​

Answer 1

Answer:

3 OPTION PI : 1

Step-by-step explanation:

Answer 2

Answer:

answer is C

Step-by-step explanation:

Formula of Circumferece : Diameter

i.e 2 x π x r / D

 = π x D / D          [ ( 2 x r) is D ]  

 = π / 1                  ( D  and   D gets cancelled )

so its    π : 1

Pls mark it as Brainliest if you found it useful