   Chapter 8.1, Problem 8E ### 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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# Are △ A B C and △ D E F congruent? Exercises 7, 8

To determine

ABC and DEF are congruent or not.

Explanation

1) Approach:

Two polygons are congruent if they are the same size and shape,

(i.e.) If their corresponding angles and sides are equal.

2) Calculation:

Given,

The area of the first triangle (ΔABC):

Here, b=8 and h=6

Area of the triangle

A=12bh

=12(8)(6)

=482

A=24 unit2

The area of the second triangle (ΔDEF):

Here, <

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