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**Finding Total Edge Length of a Cube**.

** Here are some cubes with different side lengths. Study them and answer the questions that follow.**

(1). Complete the table below.

(2). Explain how the total edge length of *any *cube is found.

(3). Complete the table.

(4). What is the surface area of each cube?

(5). Explain how the surface area of ** any **cube is found.

(6). Complete the table.

(7)What is the volume of each cube?

(8). Explain how the volume of ** any **cube is found.

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**Completing a Table** **from a Given Relationship.**

**(1). Complete the table using the equation: **

**(2). Complete the table using the equation: **

**(3). Complete the table using the equation: **

**(4). Complete the table using the equation: **

**(5). Complete the table using the equation: **

**(6). Complete the table using the equation: **

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**Representing Ratio with diagrams**.

**(A).** Use the equation where ** F ** represents degrees Fahrenheit and

Is the relationship between temperature (⁰**C**) and temperature (⁰** F**) a proportional relationship? Explain why or why not.

(B). Use the equation *C***=** **2.54 n** where

Is the relationship between length (in) to length (cm) a proportional relationship? Explain why or why not.

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(1). Which of the relationships in Activity #2 above will represent a proportional relationship?

(2). *Explain *how you know that relationship is proportional.

(3). Write equations for the total edge length ** E**, total surface area

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(1). Which of the relationships in Activity #2 above will represent a proportional relationship?

(2). Decide whether or not each equation below represents a proportional relationship.

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