Question

Look at the picture ‘ i need help asap

Answer 1

Answer:

1 significant figure:

1000

2 significant figures:

670

0.0093

3 significant figures:

0.184

1.30

4 significant figures:

120.9

1.008

Explanation:

The significant figures of a number written in positional notation are digits that carry meaningful contributions to its measurement resolution. This includes all digits except: all leading zeros.

5 Rules for significant figures:

1: All non-zero numbers ARE significant.

2: Zeros between non-zero numbers ARE significant.

3: Leading zeros are NOT significant.

4: Trailing zeros to the right of the decimal ARE significant.

5: Trailing zeros in a whole number with the decimal shown ARE significant.

Look at the attachments for more examples.

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