Solve the equation 56 = z - 13.8 for the variable z.
What will be an ideal response?
69.8
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Investigate current designs for one or more of the items listed below. If you do not have the items in your possession, purchase them or borrow from friends. Conduct the following “reverse engineering” procedures on each of the items:
(a) Write down the need that the design satisfies. (b) Disassemble the item and list all the parts by name. (c) Write down the function of each of the parts in the item. (d) Reassemble the item. (e) Write down answers to the following questions: ? Does the item satisfactorily solve the need you stated in part (a)? ? What are the strengths of the design? ? What are the weaknesses of the design? ? Can this design be easily modified to solve other needs? If so, what needs and what modifications should be made? ? What other designs can solve the stated need? The items for your study are the following: ? smartphone ? disposable camera ? flashlight ? calculator ? printer
Describe angular or two-point perspective.
What will be an ideal response?
Which of these is measured as a percentage?
A) Pulse width B) Dwell C) Duty cycle D) None of these
To prevent cave-ins, sloped or tiered walls may be used for trenches less than _____
a. 10' deep b. 15' deep c. 20' deep d. 25' deep