timmytum02 timmytum02

11-06-2019
Mathematics

contestada

If two solids are similar and the ratio between the lengths of their edges is 2;7 what is the ratio of their volumes?

solid 1 : L:14 H:7 W:21
solid 2: L:4 H:2 W:6

Respuesta :

jimrgrant1 jimrgrant1

11-06-2019

Answer:

8 : 343

Step-by-step explanation:

Given 2 similar figures

ratio of sides = a : b, then

ratio of volumes = a³ : b³

Here the ratio of edges = 2 : 7, hence

ratio of volumes = 2³ : 7³ = 8 : 343

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