To measure a cargo’s cubic meters (m³), you need to determine the volume of the cargo. Here’s a step-by-step guide to measure cargo in cubic meters:

### Step 1: Measure the Dimensions

**Length (L)**: Measure the length of the cargo in meters.**Width (W)**: Measure the width of the cargo in meters.**Height (H)**: Measure the height of the cargo in meters.

Make sure to measure these dimensions accurately. If the cargo is not a perfect rectangular shape, measure the longest, widest, and tallest points.

### Step 2: Calculate the Volume

Use the formula for volume:

$Volume=Length×Width×Height$

For example, if the length is 2 meters, the width is 1.5 meters, and the height is 1 meter, the volume is:

$Volume=2m×1.5m×1m=3m_{3}$

### Step 3: Convert Units (if necessary)

If your measurements are in different units (e.g., centimeters or inches), convert them to meters before calculating the volume. Here are the conversion factors:

- 1 centimeter (cm) = 0.01 meters (m)
- 1 inch = 0.0254 meters (m)

### Example Calculation

Suppose you have a cargo box with the following dimensions:

- Length: 200 cm (2 meters)
- Width: 150 cm (1.5 meters)
- Height: 100 cm (1 meter)

First, convert the dimensions to meters:

- Length: 200 cm = 2 meters
- Width: 150 cm = 1.5 meters
- Height: 100 cm = 1 meter

Then, calculate the volume:

$Volume=2m×1.5m×1m=3m_{3}$

### Measuring Irregular Cargo

For irregularly shaped cargo, you might need to:

- Divide the cargo into smaller regular shapes (e.g., cubes, rectangles).
- Measure each shape and calculate its volume separately.
- Sum the volumes of all the shapes to get the total volume.

### Conclusion

Measuring cargo in cubic meters involves accurately measuring its dimensions in meters and applying the volume formula. For irregular shapes, breaking down the cargo into smaller, regular shapes can help in achieving an accurate measurement.