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Using the Midpoint formula media type="youtube" key="1Hf_bWSQsuc" width="560" height="315"



Using the Distance Formula media type="youtube" key="FzXk_9FQups" width="560" height="315"

Simplify a Square Root:
 * 1) 1 "What number times itself is 81?"


 * 1) 2 "What number times itself is 16?"


 * 1) 3 "What number times itself is 144?"


 * 1) 4 "What number times itself is 49?"

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