Question

Explain why 2πr = πd​

Answer 1

Step-by-step explanation:

In a circle 2× radius =diameter

therefore

2πr=2rπ=πd

Hope it helped you

Answer 2

ANSWER :

Radius is half of diameter.

Step-by-step explanation:

$r = \frac{1}{2} d$

From this we get,

2r = d

so, in 2πr we can write '2r' as 'd' & 'π' will remain as it is!!

we get, πd.

Hope this might help u!!

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