SOLUTION: I need some help: a square light-switch plate is made which measures 4 inches on each side. A square hole measuring 1 inch on each side is left in the center. It will cost $2.75/sq
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Question 263084: I need some help: a square light-switch plate is made which measures 4 inches on each side. A square hole measuring 1 inch on each side is left in the center. It will cost $2.75/square inch, what is the construction cost? I am totally lost with this question. Answer by ankor@dixie-net.com(22740) (Show Source):
You can put this solution on YOUR website! a square light-switch plate is made which measures 4 inches on each side.
A square hole measuring 1 inch on each side is left in the center.
It will cost $2.75/square inch, what is the construction cost?
:
Find the amt of metal in the switch
:
Plate area - hole area = total metal area
4^2 - 1^2 = 15 sq/in of metal
:
2.75 * 15 = $41.25
