PLS ANSWER ASAP What is the length of a diagonal of a cube with a side length of 3 cm?

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They were about one percent of the population
They formed a majority of the white population
They were members of the lowest class on the social ladder

5.2cm

Explanation:

Given parameters:

  Length of the side of a cube  = 3cm

Unknown:

Diagonal of the cube = ?

Solution:

To find the diagonal of a cube, we use the expression below;

   d  =  

a is the length of the side of the cube

 Now insert the parameter and solve;

d  =   = 5.2cm

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