Concept explainers
a.
How long is the guy wire?
a.
Answer to Problem 71E
Explanation of Solution
Given information:
A guy wire runs from the ground to a cell tower. The wire is attached to the cell tower
How long is the guy wire?
Calculation:
It is given that a guy wire runs from the ground to a cell tower. The wire is attached to the cell tower
We have to find the length of the wire.
Let
Now,
Length of the side opposite to
Now, we know that,
Substituting all the above values in this formula, we have,
Hence, the length of the wire is
b.
Distance from the base of the tower is the guy wire anchored to the ground.
b.
Answer to Problem 71E
Explanation of Solution
Given information:
A guy wire runs from the ground to a cell tower. The wire is attached to the cell tower
How far from the base of the tower is the guy wire anchored to the ground?
Calculation:
It is given that a guy wire runs from the ground to a cell tower. The wire is attached to the cell tower
We have to find the distance from the base of the tower is the guy wire anchored to the ground.
Let
Now,
Now, we know that,
Substituting all the above values in this formula, we have,
Hence, the distance from the base of the tower is the guy wire anchored to the ground is
Chapter 4 Solutions
EBK PRECALCULUS W/LIMITS
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