In the diagram, triangle ABC is congruent to triangle DEF.  If side AC is equal to 12 inches, side AB is 9 inches and Side BC is 8 inches.  What is the measure of EF?

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


8 in

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The purpose of an incident investigation interview is to _____.

a. establish liability b. find out who is at fault c. protect the company from future losses d. obtain an accurate picture of what happened

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Indicate whether the statement is true or false

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PROBLEM 3.73 The design of a machine element calls for a 40-mm-outer-diameter shaft to transmit 45 kW. (a) If the speed of rotation is 720 rpm, determine the maximum shearing stress in shaft a. (b) If the speed of rotation can be increased 50% to 1080 rpm, determine the largest inner diameter of shaft b for which the maximum shearing stress will be the same in each shaft

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Vehicle surface evaluation involves determining what must be done before painting a body surface.

Answer the following statement true (T) or false (F)

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