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Mathematical Practices, Mathematics for Teachers: Activities, Models, and Real-Life Examples 1st Edition

Mathematical Practices, Mathematics for Teachers: Activities, Models, and Real-Life Examples (1st Edition)

Book Edition1st Edition
Author(s)Larson
ISBN9781285447100
PublisherCengage
SubjectMath
End of Chapter
Review Exercises
Chapter 6, Start of Chapter, Activity, Exercise 1
Page 196

Explanation

Given the figure of the triangle 🔺, you can form a quadrilateral◼️using 2 triangles. Hence, if the quadrilateral is equal to 1, and you need 2 triangles to form it, then the value of the triangle is 21

 

Answer

There are 2 triangle in the quadrilateral. If the quadrilateral is equal to 1, then the triangle is equal to 21

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Page 196