Answer: 7/21 is the answer because 7 * 2 = 14 and 21*2=42
Step-by-step explanation:
Answer:

Step-by-step explanation:
Calculate the scale factor, using the ratio of corresponding sides, image to original.
Using the vertical line image = 4 and original = 6 , then
scale factor =
= 
Answer:
9.6 or round it to 10
Step-by-step explanation:
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