Mathematics, 18.04.2020 00:16, abieber4328

The figures are similar. What are a) the ratio of the perimeters and b) the ratio of the areas of the first figure to the second? The figures are not drawn to scale.
First attachment
32/13 and 26/19
B. 32/13 and 225/49
C. 15/7 and 26/19
D. 15/7 and 225/49

The area of sector AOB is 182.25pi cm2. What is the exact area of the shaded region?
second attachment
A. (182.25pi – 729) cm2
B. (182.25pi – 729_/2) cm2
C. (182.25pi – 364.5) cm2
D. (182.25pi – 364.5square root of 2) cm2

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The figures are similar. What are a) the ratio of the perimeters and b) the ratio of the areas of th...