Use Proportional Relationships Unit Test

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Question
Leo designs a piece of jewelry in the shape of a regular pentagon. Each side of the object measures 3 centimeters. Leo photographs the object, enlarges it so that the sides each measure 8 centimeters, and prints the photo. What scale factor did Leo use to create the photograph from the original?(1 point)
Responses

213
2 Start Fraction 1 over 3 End Fraction

38
Start Fraction 3 over 8 End Fraction

11
11

223

The correct answer is 2 Start Fraction 1 over 3 End Fraction