Answer: I think the answer would be 18 or A
Step-by-step explanation: I think because 12+5=17 but 18 is the closest to 17 how I got it is because 15-10=5. It's hard to explain but i think it's A
Answer:
a (18)
Explanation:
rate of large polygon side to small polygon side is 15:10, or big polygon is 1.5 times greater than small polygon.
so, 12 * 1.5 = 18.
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