Operations in Proofs

First Question to Ask

Are the angles/segments in my prove or larger or smaller than the angles/segments

in my given?

Prove is larger than given Prove is smaller than given

Addition/Multiplication Subtraction/Division

ExamplesGiven the diagram, determine whether addition/multiplication will be used or

subtraction/division

Addition/Multiplication

Subtraction/Division

ExamplesGiven the diagram, determine whether addition/multiplication will be used or

subtraction/division

Addition/Multiplication

Subtraction/Division

Addition/MultiplicationNow What?

Look for 2 bisectors or 2 midpoints!

Multiplication

Addition

Subtraction/DivisionNow What?

Division

Subtraction

Look for 2 bisectors or 2 midpoints!