What Is a Possible Way to Tile the Plane with a Pentagon

question 30

Multiple Choice

What is a possible way to tile the plane with a pentagon with three 90° angles and two equal obtuse angles?
I: three at a vertex
II: three or four at a vertex

• A) I only
• B) II only
• C) both I and II
• D) neither I nor II

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Definitions:

Cost Formula

A mathematical expression or equation used to calculate the total cost of producing goods or services, based on factors like raw material, labor, and overhead costs.

Planned Machine Time

The scheduled period during which machinery is expected to operate in order to meet production targets, integral to manufacturing efficiency and planning.

Prime Costs

The combined costs of direct materials and direct labor that are directly attributable to the production process.

Incurred

Refers to costs or expenses that have been realized or acquired in the execution of business activities or operations.