The widths of two similar rectangles are 10 cm and 15 cm. What is the ratio of the perimeters? Of the areas?
A. 3 : 4 and 9 : 16
B. 3 : 4 and 4 : 9
C. 2 : 3 and 9 : 16
D. 2 : 3 and 4 : 9
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Home » Mathematics » The widths of two similar rectangles are 10 cm and 15 cm. What is the ratio of the perimeters? Of the areas? A. 3 : 4 and 9 : 16 B. 3 : 4 and 4 : 9 C. 2 : 3 and 9 : 16 D. 2 : 3 and 4 : 9