Describe extension lines.

What will be an ideal response?


Extension lines are thin, dark, solid lines that extend away from an object at the exact places between which dimensions are to be placed.

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The most popular blade sizes to use in cutting masonry units are _____ blades.

A. 12" and 15" B. 12" and 16" C. 15" and 18" D. 14" and 20"

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The number of tillers on a wheat plant typically ranges from:

a. 1 to 2 c. 5 to 10 b. 3 to 5 d. 10 to 20

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Insects have not had a significant impact on history

Indicate whether the statement is true or false

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Because concrete is heavy, doing stretching exercises before working with it will help prevent _____

a. sore arms b. leg cramps c. strains and sprains d. bruises

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