   Chapter 4.3, Problem 35E ### Elementary Geometry for College St...

6th Edition
Daniel C. Alexander + 1 other
ISBN: 9781285195698

#### Solutions

Chapter
Section ### Elementary Geometry for College St...

6th Edition
Daniel C. Alexander + 1 other
ISBN: 9781285195698
Textbook Problem
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# In Exercises 32 to 37, write a formal proof of each theorem.If the diagonals of parallelogram are perpendicular, the parallelogram is a rhombus.

To determine

To write:

A formal proof of the given theorem.

Explanation

Calculation:

Given: If the diagonals of parallelogram are perpendicular, the parallelogram is a rhombus.

Consider the parallelogram ABCD.

In AOB and AOD

AO = AO, AOB=AOD=90

BO = OD (the diagonals of parallelogram)

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