Step 1: Understanding the Metric Conversion.
1 hectometre (hm) is equal to 100 metres. This is because 1 hectometre is 100 times 1 metre.
Step 2: Verifying the Options.
- Option (1): 1000 is incorrect.
- Option (2): 100 is correct, as 1 hectometre equals 100 metres.
- Option (3): 10 is incorrect.
- Option (4): 10000 is incorrect.
Conclusion:
Therefore, the correct answer is (2) 100.