Draw a labelled diagram of a three pin socket.

Explanation

### Step-by-Step Solution:

1. **Draw the Outline of the Socket:**
- Start by drawing a rectangular shape to represent the body of the three-pin socket. This will serve as the main structure.

2. **Draw the Three Pins:**
- Inside the rectangle, draw three circular shapes to represent the pins.
- Position them in a triangular formation:
...