Regular Octagons and Squares Can Form a Tiling of the Plane

question 32

Multiple Choice

Regular octagons and squares can form a tiling of the plane that has at every vertex:

• A) two octagons and two squares.
• B) two octagons and one square.
• C) one octagon and two squares.
• D) one octagon and three squares.

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Definitions:

Algebraic Expression

An expression in mathematics that may include usual figures, variables (such as x or y), and mathematical operations (such as addition, subtraction, multiplication, and division).

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The amount of money paid for each hour of work performed, often used in employment agreements.

Algebraic Expression

An expression constructed from integers, variables, and algebraic operations.

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A liquid added to the water in a cooling system to lower its freezing point, commonly used in automobile engines.