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there are 2 significant figures in 21000

2 & 1 are the significant figures.

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Wiki User

16y ago

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More answers

It has 2 significant figures.

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Wiki User

9y ago
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3 significant figures.

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Wiki User

9y ago
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Two - the two zeros are not significant.

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Wiki User

14y ago
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One - the three zeros are placeholders.

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Wiki User

14y ago
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2

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Lubega Vivian

Lvl 2
11mo ago
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2 of them.

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Wiki User

8y ago
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2 of them.

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Wiki User

8y ago
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1 of them.

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Wiki User

8y ago
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1 of them.

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Wiki User

8y ago
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