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where students teach themselves
A comprehensive geometry curriculum
Geometry for School and Home
About Geometry Worksheet Assignment 4.9:
Assignment 4.9 is practice applying three theorems about angles measures (linear pairs, vertical angles, angles of a triangle).
Prerequisite Skills: Calculate the measures of angles in linear pairs (Assignment 4.4). Calculate measures of angles in triangles (Assignment 4.8). Solve algebraic equations with one variable.
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