Question

Tappu used πd instead of 2πr for taking out the circumference of a circle, will the answer be correct? explain why ​

Answer 1

Answer:

yes

Step-by-step explanation:

firstly, diameter is equal to 2 x radius

by substituting diameter,

2πr =πd

Answer 2

Answer:

The answer will be wrong

Step-by-step explanation:

If he will use π d/2 he can get the right answer