Question

findtheCircumference of the circles radius= 28mm​

Answer 1

Step-by-step explanation:

circumference of a circle is 2×pie×radius

2×22/7×28

2×22×4

22×8

=176mm

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Answer 2

Answer:

Circumference of circle

$2\pi \times r$

$2 \times \frac{22}{7} \times 28$

$2 \times 22 \times 4$

$44 \times 4$

$176$