A ____ is the distance from the center of an arc or circle to the circumference.
A. radius
B. diameter
C. ray
D. chord
Answer: A
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Hollow metal frames are anchored to masonry walls with a metal strap or wire loop and usually ____ anchors are required on each jamb.
A. four B. three C. five D. six
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Apart from air and HCFC gas, which other gases are used to provide insulation?
What will be an ideal response?
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The growing period for pigs is from weaning to about _____ pounds
a. 100 c. 150 b. 125 d. 175
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A(n) ____________________ blower is used to move the air through the air distribution system.
Fill in the blank(s) with the appropriate word(s).
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