Question

ek bart ki jiva 4.5cm hai is bart ki byas ki nap gyat krao​

Answer 1

Answer:

Pls write ur ques properly can't understant the ques

Step-by-step explanation:

Answer 2

$= > 2\pi \: r$

$= > 2 \times 3.14 \times 4.5$

$= > 3.14 \times 9$

$= > 28.26cm$

Hope this answer helps you ^_^ !