Use the accompanying diagram, which contains two similar triangles. If side a is 2 inches, side b is 9 inches, and side B is 18 inches, find side A in inches.

A. 3
B. 4
C. 5
D. 6


Answer: B

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A sectional view taken from the location of the section cutting plane and placed in any convenient location of the drawing, generally labeled in relation to the cutting plane.

A. Removed section B. Revolved section C. Aligned section D. Offset section E. none of the above

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The current capacity (energy density) of cells is measured in ____.

a. watt-amps b. ohm-watts c. volt-hours d. watt-hours

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a. more b. less

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