How many centimeters long is a 21 board

Mathematics

2 answers:

neonofarm [45]3 years ago

4 0

53.34 is the answer

scoundrel [369]3 years ago

3 0

21, it says it right in the name.

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Vikki [24]

We know that
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the answer is
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Step-by-step explanation:

we have

Circle A

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