plz, help I don't know what I'm doing wrong. In the diagram, RSTU, and ABCD. Find the ratio of their perimeters.

Answer:
3 : 2
Step-by-step explanation:
Note that the ratio of perimeters is equal to the ratio of the sides, thus
ratio of corresponding sides = 12 : 8 = 3 : 2
Thus the ratio of perimeters is 3 : 2
The ratio of their perimeters is 3 : 2
Since the ratio of perimeters is equivalent to the ratio of the sides,
So,
ratio of corresponding sides = 12 : 8 = 3 : 2
Thus the ratio of perimeters is 3 : 2
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