a steel beam can cut two different lengths for a project. assuming the weight of a steel beam is proportional to its length, what information would you need to know to write an equation that represents this relationship?

Answer:
None.
Step-by-step explanation:
You can write a statement of proportionality without any additional information:
... weight = k × length . . . . . . . . for some constant k
If you need to know the specific weight of a specific length, then you need to know the constant of proportionality (the value of k).
The information we will need to know is the value of k which is constant of proportionality.
This means if we denote the weight as W and the length as L, then, we can write the proportion as;
W ∝ L
Getting rid of the proportion symbol, we have;
W = kL
Where; K is a constant of proportionality.
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