The Radius of a Sphere Is 2

question 18

Multiple Choice

The radius of a sphere is 2.00 m. The surface area of the sphere is

• A) 36.7 m².
• B) 50.3 m².
• C) 72.5 m².
• D) 75.0 m².

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Definitions:

Feature Control Frame

A rectangular box on engineering drawings containing symbols and numbers specifying the geometric characteristics and tolerances of features.

Geometric Characteristic Symbol

A symbol used in geometric dimensioning and tolerancing to represent a specific geometric characteristic that is to be controlled.

Allowable Tolerance

The range of variation permitted in a part's dimension, which ensures it will still function correctly without compromising safety or performance.

Technical Drawing

A precise and detailed form of drawing used to fully and clearly define requirements for engineered items.