If a Figure Has Two Reflection Symmetries Across Perpendicular Lines

question 6

Multiple Choice

If a figure has two reflection symmetries across perpendicular lines, it:

• A) always has a rotation symmetry.
• B) sometimes has a rotation symmetry.
• C) never has a rotation symmetry.

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Definitions:

Genetic Error

A mutation or abnormality in the DNA sequence that can lead to disease or disorders.

Neural Connections

The links between neurons in the brain, formed by synapses, through which neural signals are sent and received.

Cell Death

Cell death refers to the process by which a cell ceases to function and may occur in a regulated manner (apoptosis) or as a result of injury or disease (necrosis).

Parkinson Disease

Disorder of the motor system correlated with a loss of dopamine from the substantia nigra and characterized by tremors, muscular rigidity, and a reduction in voluntary movement.