(From "Math in Society" by David Lippman) When installing fiber optics, some companies will install a sonet ring; a full loop of cable connecting multiple locations. This is used so that if any part of the cable is damaged it does not interrupt service, since there is a second connection to the hub. A company has 5 buildings. Costs (in thousands of dollars) to lay cables between pairs of buildings are shown below. Find the circuit that will minimize cost: A $5.9 $4.4 E В -$5.2 .$4.0° $4.3 $5.1 $6.0 $4.7 $5.8 $5.6 C D Using Nearest Neighbor starting at building A: Using Sorted Edges (starting with CE...):

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(From "Math in Society" by David Lippman)
When installing fiber optics, some companies will install a sonet ring; a full loop of cable connecting multiple locations.
This is used so that if any part of the cable is damaged it does not interrupt service, since there is a second connection to
the hub. A company has 5 buildings. Costs (in thousands of dollars) to lay cables between pairs of buildings are shown
below. Find the circuit that will minimize cost:
$5.9
$4.4
E
В
-$5.2
$4.0
$6.0
$4.3
$5.1
$4.7 $5.8
$5.6
C
D
Using Nearest Neighbor starting at building A:
Using Sorted Edges (starting with CE...):
Transcribed Image Text:(From "Math in Society" by David Lippman) When installing fiber optics, some companies will install a sonet ring; a full loop of cable connecting multiple locations. This is used so that if any part of the cable is damaged it does not interrupt service, since there is a second connection to the hub. A company has 5 buildings. Costs (in thousands of dollars) to lay cables between pairs of buildings are shown below. Find the circuit that will minimize cost: $5.9 $4.4 E В -$5.2 $4.0 $6.0 $4.3 $5.1 $4.7 $5.8 $5.6 C D Using Nearest Neighbor starting at building A: Using Sorted Edges (starting with CE...):
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