Final answer:
The area of a square with a side length of 3 yards is 9 square yards, and no further calculation is needed. Understanding unit conversion is essential, for instance, 1 yard is equal to 3 feet, which helps solve measurement problems across different units.
Step-by-step explanation:
The question refers to finding the area of a square measure in square yards. To calculate the area of a square, we use the formula Area = side × side. Since the area is already given in square units (square yards), it means the side length of the square is also a measure in yards. If a student is working with a square area of 9 square yards, we can infer that each side of the square is 3 yards (since 3 × 3 = 9). Thus, the area of the square is already provided as 9 square yards, so no further calculation is necessary.
It is important to recognize units and understand unit conversions when dealing with measurements. For example, 1 yard is equivalent to 3 feet, and this kind of conversion is crucial when needing to convert between different unit measures like converting yards to feet or vice versa. Plus, understanding the units also applies to areas and volumes, ensuring that we use square units for area (like in.² or m²) and cubic units for volume (like in.³).