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Geometry worksheet in which students learn to use the Distance formula to determine whether a triangle is a right triangle and to classify triangles as acute, right, or obtuse.
Geometry worksheet in which students learn to use the Distance formula to classify triangles as acute, right, or obtuse.

Activity 3.8​

Assignment 3.9

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​Assignment 9.6

​Classifying Triangles by Angles: Distance Formula

 
Objectives
Use the Distance Formula to classify triangles as acute, right or obtuse.

About Geometry Worksheet Assignment 9.6:                   

 

Assignment 9.6 is an introduction to using the Distance formula and the Pythagorean Theorem converse in classifying triangles as acute, right, or obtuse.

 

Prerequisite Skills:  Find the distance between two points using the Distance formula (Assignment 9.2).  Apply the Pythagorean Theorem converse to classify angles as acute, right, or obtuse (Assignment 7.4).

 

 

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