The telephone company needs to run a wire from the
Chapter , Problem 8.2.46(choose chapter or problem)
The telephone company needs to run a wire from the telephone pole across a street to a new house. See Figure 8.43. Since they cannot measure across the busy street, they hire a surveyor to determine the amount of wire needed. The surveyor measures a distance of 23.5 feet from the telephone pole to a stake, , which she sets in the ground. She measures 145.3 feet from the house to a second stake, . She sets a third stake, , at a distance of 105.2 feet from the second stake. The surveyor measures angle to be 83 and angle to be 68. A total of 20 feet of wire is needed to make connections at the house and pole, and wire is sold in 100-foot rolls. How many rolls of wire are needed? House Road Telephone pole Figure 8.43
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