Find the Center and the Radius of the Circle $x ^ { 2 } + ( y - 8 ) ^ { 2 } = 64$

question 118

Multiple Choice

Find the center and the radius of the circle.
- $x ^ { 2 } + ( y - 8 ) ^ { 2 } = 64$

• A) center \(( 0 , - 8 )\); radius \(= 8\)
• B) center \(( 8,0 )\); radius \(= 8\)
• C) center \(( 0,8 )\); radius \(= 8\)
• D) center \(( 0,8 )\); radius \(= 64\)

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Definitions:

S-Alanine

An enantiomer of the amino acid alanine, specifically the S-configuration, which is the form incorporated into proteins.

Boiling Point

The temperature at which a liquid's vapor pressure equals the external pressure surrounding the liquid, causing it to change into vapor.

S-2-butanol

A specific enantiomer of 2-butanol characterized by its spatial arrangement of atoms, having the hydroxyl group positioned for a specific optical activity.

R-2-butanol

An optically active form of 2-butanol, where the "R" denotes the configuration of the molecule at its chiral center.