lisamiller
26.06.2019 •
Mathematics
The ratio of the areas of two similar polygons is 49: 36. if the perimeter of the first polygon is 15 cm, what is the perimeter of the second polygon? round to the nearest hundredth. 11.76 cm 11.02 cm 13.25 cm 12.85 cm
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Ответ:
12.85 cm
Step-by-step explanation:
Area ratio of 49:36 means a side length ration of 7:6.
7/6 = 15/x
7x = 90
x = 90/7
= 12.85
Ответ: