3.

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter10: Sequences, Series, And Probability

Section10.7: Distinguishable Permutations And Combinations

Problem 4E

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Question

A triangular lot, where all its three sides have the same length, is to contain a triangular building inside. The triangular building to be built has an area of 64√3 m^2. The triangular building is said to be an equilateral triangle, just like the lot, and must be built 3 meters away from all the three sides of the lot. Find the most economical area of the triangular lot in square meters.