As Shown in the Figure Above, a Manual Calculator Called

question 130

Multiple Choice

As shown in the figure above, a manual calculator called a(n) ____ first appeared around 1200 in China, and then in Japan around 1600.

• A) slide rule
• B) Napier's Bones
• C) Arithmometer
• D) abacus

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Definitions:

Thin Line

Lines used in technical drawings to represent features that are not directly relevant to the object’s outline, such as dimensions, paths of motion, or hidden details.

Conventional Drafting

A manual drafting technique involving the use of tools like pencils, rulers, and compasses to create engineering drawings and architectural plans.

True Projection

A method of representation where an object is depicted with dimensions and angles accurately rendered as seen from a specific point.

Deviate

To diverge or stray from a set path, standard, or expected norm.