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where students teach themselves
A comprehensive geometry curriculum
Geometry for School and Home
Activity 3.8
Assignment 3.9
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Assignment 9.3
Classifying Polygons: The Distance Formula
Objective
Use the Distance Formula to find lengths of sides in triangles and quadrilaterals and use to classify.
About Geometry Worksheet Assignment 9.3:
Assignment 9.3 is introduction to using the Distance formula in classifying triangles in the coordinate plane as isosceles or scalene, and quadrilaterals as parallelograms, rhombuses, or kites.
Prerequisite Skills: Find the distance between two points using the Distance formula (Assignment 9.2). Classify triangles by congruent sides as scalene, isosceles, or equilateral (Assignment 3.12). Classify quadrilaterals by congruent sides as parallelograms, rhombuses, or kites (Assignment 3.19).
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