To find the scale factor used by Kamla to transform the first parallelogram into the second, we can compare the lengths of the corresponding sides.
For the first parallelogram:
- One parallel side = 5 inches
- The adjacent side = 3.5 inches
For the second parallelogram:
- One parallel side = 0.7 inches
- The adjacent vertical side = 1 inch
Now, we need to find how the dimensions of the first parallelogram relate to the dimensions of the second.
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Calculate the scale factor for the first parallel side: \[ \text{Scale factor} = \frac{\text{First parallelogram side}}{\text{Second parallelogram side}} = \frac{5}{0.7} \approx 7.14 \]
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Calculate the scale factor for the adjacent side: \[ \text{Scale factor} = \frac{\text{First parallelogram side}}{\text{Second parallelogram side}} = \frac{3.5}{1} = 3.5 \]
We see that the scale factor is consistent for the adjacent side, and since the problem states the lengths of the first parallelogram correspond with lengths of the second, the scale factor Kamla uses is 3.5.
Thus, the answer is:
3.5