Concept explainers
To calculate the horizontal distance to the city.
Answer to Problem 43PPS
35,587 feet
Explanation of Solution
Given:
The height of airplane from the ground is 5000 feet.
The angle that Ella looks down is
Concept used:
Hypotenuse is the longest side of the right
Perpendicular is the line at an angle of
Base is the side of the right triangle on which the right angle stands.
Relationship between angles and the sides of the triangle is given by,
Calculation:
Let x be the horizontal distance to the city.
Sketching the given situation,
Given that the height of the airplane from the ground is 5000 feet. The angle between Ella’s eye sight to the ground is
Substituting the values in the trigonometric ratio,
Calculating the value of
Conclusion:
The horizontal distance between the city is 35,587 feet.
Chapter 10 Solutions
Algebra 1
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