Scale Factor Practice

ML 1.04 · Connecting Scale Factors to Scaled Copies

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Find the scale factor that turns the original shape into its scaled copy. Type your answer as a fraction (like 5/2) or a decimal (like 2.5).

Modeled Review
What scale factor takes the original rectangle to its scaled copy?
new length ÷ original length = 5/2 or 10/4
Both equal the same amount.
The scale factor is 5/2 (which is 2.5).
Problem 1 of X
Guided Practice
What scale factor takes the original to the scaled copy?
Scale factor = new length ÷ original length
Ratio (new ÷ original)
Scale factor
✏️ Write one number at a time
Writing into: Scale factor. Draw a digit, then tap the guess that matches. Use the buttons for a dot or a slash.
Draw a digit above…
 
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