Concept explainers
Find the length of shadow of the pole cast on the cone when the angle of elevation of the sun is
Answer to Problem 6P
10.5 meters.
Explanation of Solution
Given:
A monument consists of a flagpole 15 m tall standing on a mound in the shape of a cone with vertex angle
Formula Used:
Law of Cosine :
Law of Sine:
Calculation:
Represent the situation :
Since the cone has all the sides equal , in the
We need to find x.
Use Law of Sine:
So, the length of shadow of the pole cast on the cone when the angle of elevation of the sun is
Chapter 12 Solutions
Algebra and Trigonometry: Structure and Method, Book 2
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