Unit 4, Lesson 10, Grade 4 icon
Unit 4, Lesson 10

Use the addition of adjacent angle measures to solve problems using a symbol for the unknown angle measure

EngageNY 60 min(s)

In this lesson, students demonstrate that angle measures are additive using benchmark angles, show that sum of the angle measures of the parts equals the angle measure of the whole, and determine the unknown angle measure of the part when given the angle measure of the whole.

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