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Question

Part 1
Error Analysis  For the dilation with center​ (0,0) shown on the​ graph, your friend says the scale factor is nine fifths
. What is the correct scale​ factor? What mistake did your friend likely​ make?
-9
9
-9
9
x
y
A'
B'
C'
A
B
C

Answer 1

The correct scale factor is 5/9.
Your friend likely made a mistake by switching the numerator and denominator when calculating the scale factor.