   Chapter 4.CR, Problem 2CR Elementary Geometry For College St...

7th Edition
Alexander + 2 others
ISBN: 9781337614085

Solutions

Chapter
Section Elementary Geometry For College St...

7th Edition
Alexander + 2 others
ISBN: 9781337614085
Textbook Problem

Review ExercisesState whether the statements in Review Exercises 1 to 12 are always true (A), sometimes true (S), or never true (N). If two of the angles of a trapezoid are congruent, then the trapezoid is isosceles.

To determine

To Check:

Whether the provided statement is always true (A), sometimes true (S) or never true (N).

Explanation

Theorem:

The base angles of an isosceles trapezoid are congruent.

Interpretation:

It is clear from the theorem that a trapezoid is an isosceles trapezoid if its base angles congruent.

Therefore, a trapezoid is an isosceles only if its base angles are congruent not just any two angles...

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