GRamirez98 GRamirez98
  • 21-06-2019
  • Mathematics
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what is the ratio for the surface areas of rectangle prisims shown below given that they are similar and that the ratio of their edge lengths is 7:3

what is the ratio for the surface areas of rectangle prisims shown below given that they are similar and that the ratio of their edge lengths is 73 class=
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sqdancefan
sqdancefan sqdancefan
  • 21-06-2019

Answer:

  B.  49:9

Step-by-step explanation:

The ratio of surface areas is the square of the ratio of edge lengths:

  7² : 3² = 49 : 9

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