Express the Angle Shown in the Diagram in Radian Measure

question 21

Short Answer

Express the angle shown in the diagram in radian measure.
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Definitions:

Pallor

The absence of color in the skin, often indicating anemia or shock, giving it a pale appearance.

Epidemic

A widespread occurrence of an infectious disease in a community at a particular time, affecting a disproportionately large number of individuals.

Prefix

An affix placed before a word to modify its meaning or create a new word.

Diagnosis

The process of identifying a disease or condition by examining the symptoms and signs.