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

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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