A Dihedral Angle Refers to the Angle

question 39

Multiple Choice

A dihedral angle refers to the angle:

• A)between a foreshortened line and the fold line
• B)between two lines that are true length
• C) between a plane and the fold line
• D) between two planes

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Definitions:

Lumbar Vertebrae

The five vertebrae between the rib cage and the pelvis, forming the lower part of the back.

Articulate

To form a joint or connection between structures, allowing for movement; or to express oneself clearly in spoken or written form.

Facets

Smooth, flat surfaces that form joints with other bones or structures, often referring to parts of the vertebral bones.

Ribs

Curved bones that form the rib cage, providing protection to the thoracic cavity and support for the upper body.