Use the Unit Circle Below to Estimate Cos 3

question 43

Multiple Choice

Use the unit circle below to estimate cos 3.3 to the nearest tenth.

• A)3.3
• B)0.2
• C)-0.2
• D)-1.0
• E)1.0

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Definitions:

Hormone

A chemical substance produced in the body that controls and regulates the activity of certain cells or organs.

Psychedelics

Substances that produce changes in perception, mood, and cognitive processes through their action on the brain's chemistry.

Neurons

Nerve cells that transmit information through electrical and chemical signals in the body.

Pons

A part of the brainstem that links the medulla oblongata and the thalamus, involved in the control of breathing, communication between different parts of the brain, and sensations such as hearing, taste, and balance.