A rectangular 45° duct is 7 inches wide. The radius of the throat is 5 inches. What is the arc length of the heel to the nearer 16th inch?

Fill in the blank(s) with the appropriate word(s).


9 7/16 in

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When the crane is operated in a dusty environment, the air filter, intake, and housing should be cleaned _____.

a. at least daily b. monthly c. semi-annually d. annually

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The main difference between a PAL and a GAL is ________

A) a GAL uses EECMOS technology and is re-programmable B) a GAL can implement more complicated expressions than a PAL because it has more product terms C) a GAL has a programmable AND and OR matrix D) a PAL is designed for S0P equations while a GAL is designed for P0S

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Plans used for work that has to do with construction in or on the earth are called _____

a. civil plans b. architectural renderings c. structural foundations d. exterior views

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What year was the Montreal Protocol signed?

A. 1987 B. 1988 C. 1999 D. 2001

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