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Question
Find the scale factor in each of the following and state the type of size transformation:
Image length = 8cm, Actual length = 20cm.
Sum
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Solution
Image length = 8cm, Actual length = 20cm.
Scale factor = `"Image length"/"Actual length" = (8)/(20)`
Scale factor = 0.4
Since the scale factor < 1 and > 0
⇒ Type of size transformation = reduction.
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