   Chapter 8, Problem 18T Mathematical Excursions (MindTap C...

4th Edition
Richard N. Aufmann + 3 others
ISBN: 9781305965584

Solutions

Chapter
Section Mathematical Excursions (MindTap C...

4th Edition
Richard N. Aufmann + 3 others
ISBN: 9781305965584
Textbook Problem

In the symmetry group an equilateral triangle, determine the result of the operation.a. R 120 Δ R 1 b. R 1 Δ R 240

(a)

To determine

To determine the result of the operation in the symmetry group of an equilateral triangle.

Explanation

Given:

R120ΔRl

Calculation:

Let the triangle I be

Now, rotate the triangle for 120º

(b)

To determine

To determine the result of the operation in the symmetry group of an equilateral triangle.

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