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2-5 Reasoning in Algebra and Geometry

2-5 Reasoning in Algebra and Geometry. *I can identify and use the properties of equality. (addition, subtraction, multiplication, division, reflexive, symmetric, transitive, and substitution.) *I can use the distributive property to justify combining like terms

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2-5 Reasoning in Algebra and Geometry

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  1. 2-5 Reasoning in Algebra and Geometry *I can identify and use the properties of equality. (addition, subtraction, multiplication, division, reflexive, symmetric, transitive, and substitution.) *I can use the distributive property to justify combining like terms *I can use the properties of congruence to justify a statement. (reflexive, symmetric, transitive)

  2. a c c 0 c a c a

  3. 4 3 3 3 20 4 60 9 100 20 120 51

  4. NAB NAB 2x – 75 x – 75 x

  5. A N Q

  6. Given Congruent segments have equal measure Reflexive Property of Equality Addition Property of Equality Segment Addition Postulate Definition of congruence

  7. Objective Practices: • Lesson Check: pg. 116 #1 – 4 • Due at end of class • HW: pgs. 117 – 119 # 5 – 25 odds

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