11. To find the scale factor: 10 / 5 = 2
scale factor: 2
To find the side: 12 / 2 = 6
Answer: 6ft
12. To find the side: 8 / 6 = 1.3
scale factor: 1.3
To find the side: 18 / 1.3 = 13.8
Answer: 13.8 ft
13. To find the side: 18 / 6 = 3
scale factor: 3
To find the side: 8 / 3 = 26
Answer: 24ft
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