Section E Section E Checkpoint

Problem 1

A square has a side length of 15 centimeters. 

Select all expressions that represent the area of the square in square centimeters:

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Solution
B, E

Problem 2

A cube has a volume of 232^3 cubic inches. 

Select all statements that are true about the cube:

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Solution
A, D

Problem 3

A cube has an edge length of 47 units. Write an expression to represent its surface area in square units.
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Solution

Sample responses:

  • $6 \boldcdot 47^2$
  • $6 \boldcdot (47 \boldcdot 47)$
  • $47^2 + 47^2 + 47^2 + 47^2 + 47^2 + 47^2$
  • $(47 \boldcdot 47) + (47 \boldcdot 47) + (47 \boldcdot 47) + (47 \boldcdot 47) + (47 \boldcdot 47) + (47 \boldcdot 47)$