Geometry/Trig Name: __________________________________ Date: ___________________________________ Lesson 4-1: Radicals Learning Goals: (1) How do we calculate perimeter of familiar polygons? (2) How do we simplify radical expressions? Simplifying Radicals 1 st : Watch Me Simplify: 1. √18 2. 2 √216 2 nd : Partner Work Using the steps and guided example below, simplify the following radical: √72 Note! When we say “radical” it means “square root”!
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