8 November, 15:10
The ratio of the areas of two similar polygons is 49:16. If the perimeter of the first polygon is 22 cm, what is the perimeter of the second polygon?
8 November, 15:20
The ratio of perimeters is sqrt49:sqrt16 = 7:4
so perimeter of second polygon = 22 * 4/7 = = 88/7 = 12. 57 cm
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» The ratio of the areas of two similar polygons is 49:16. If the perimeter of the first polygon is 22 cm, what is the perimeter of the second polygon?