The Formula for the Area of a Circle Is __________

question 12

Multiple Choice

The formula for the area of a circle is __________.

• A) pi * the radius
• B) pi * the diameter
• C) pi * the diameter squared
• D) pi * the radius squared

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Definitions:

Empirical Formula

The simplest positive integer ratio of atoms present in a compound, not providing structural information but indicating the proportion of elements.

Molecular Formula

A molecular formula represents the number and type of atoms in a molecule, indicating the composition of the molecule without showing its structure.

Elemental Analysis

A method for determining the composition of a substance in terms of its constituent elements.

Transformations

The application of mathematical functions to data to change its scale or distribution, often to meet the assumptions of statistical tests.