The Graph Below Shows the Cost (In Hundreds of Dollars)

question 86

Multiple Choice

The graph below shows the cost (in hundreds of dollars) of installing telephone wires between the workspaces in an office complex. Use Kruskal's algorithm for minimum-cost spanning trees to find the cost for establishing this phone network.

• A) $2100
• B) $2400
• C) $2900
• D) $6200

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Definitions:

Arrowheads

Styled points at the end of dimension lines or leader lines on a drawing, indicating the feature to which the dimension or note refers.

Cutting-plane Lines

Lines on a drawing indicating the imaginary cut made through a part or assembly to reveal internal features in a sectional view.

Quarter Section

A method of dividing a piece of land into four equal parts in land surveying; also indicative of a technique in illustration where a portion is removed to reveal internal features.

Broken-out Section

A drawing technique that removes a part of the object to reveal internal features not visible from the outside.