Answer:
The question seems incomplete.
Step-by-step explanation:
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I am you helper
Step-by-step explanation:
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You didn't provide a image of the problem how am I suppose to help you
Answer:
You will want to compare the width to the length, or 42 mm/ 74mm ...the units cancel, which is what you want for a ratio...and you usually want to simplify your ratio
Hope that helps