2.6 Properties of Equality and Congruence Textbook page 88.

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Presentation transcript:

2.6 Properties of Equality and Congruence Textbook page 88

Reflexive Property Equality Congruence

Symmetric Property Equality: Congruence:

Transitive Property Equality: Congruence:

Properties of Equality Addition Property: adding a number to each side of an equation Subtraction Property: subtracting a number from each side of an equation Multiplication Property: multiplying by a number on each side of an equation Division Property: dividing by a number on each side of an equation Substitution Property: substituting a number for a variable in an equation to produce an equivalent equation

Homework Assignment # 3 Textbook Page 91 Problems 1-9 all (we will do these together in class) Problems all, odd (do these on your own) You will not have to write the problems IF you have been good so far AND continue until you are dismissed