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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
Chapter 13, Start of Chapter, Activity, Exercise 1
Page 494

Start with three straws. Measure and cut one straw to a length of 11 centimeters. Measure and cut the second straw to a length of 8 centimeters. Measure and cut the third straw to a length of 5 centimeters.

Explanation

Measure and cut each straw by lining up one end with the 0 mark on a ruler, and using scissors to cut the straw at the appropriate point along the ruler.

 

 

These straws can be laid end to end to produce an obtuse triangle.

 

Answer

The three straws form an obtuse triangle when laid end to end.

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Page 494