Q: Does "water" have the same meaning in the following two sentences?

First you have to cut off the water.

The boat was found in within the territorial waters.

A: different meanings

Q: Does "hand" have the same meaning in the following two sentences?

Give him a hand.

The hired hand fixed the railing.

A: different meanings

Q: Does "trace" have the same meaning in the following two sentences?

Trace a pattern.

Trace a design.

A:
the same meaning