Concept explainers
a.
To explain: the locus in space of points generated by obtuse
a.
Answer to Problem 47CR
The locus is a cone with a radius of 15, with a conical hole of radius 6 inside it.
Explanation of Solution
Given:
The given obtuse
Calculation:
According to the question, the locus in space of points generated by obtuse
Thus, the locus is a cone with a radius of 15, with a conical hole of radius 6 inside it.
b.
To find: the volume of the locus.
b.
Answer to Problem 47CR
Explanation of Solution
Given:
The given figure formed by joining consecutive mid-points of the sides of ABCD is shown below:
Calculation:
From part a, locus is a cone with a radius of 15, with a conical hole of radius 6 inside it.
Now,
Thus, the volume of the locus is
Chapter 15 Solutions
Geometry For Enjoyment And Challenge
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