popcornyay4 popcornyay4

20-09-2020
Mathematics

contestada

find the circumference of a button with a radius of 21 mm use 3.14 for
[tex]\pi[/tex]

Respuesta :

janet381 janet381

20-09-2020

Step-by-step explanation:

Cirumference=2πr

Radius = 21mm

π=22/7 or 3.17

2x22/7x21

42x3=126/3.14 =40.12

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