Monthly Archives: September 2014

SJSU Songs

Mens:

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Unit 1 review sheet answers

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La Pastorella

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Theorems, Postulates, Properties, Definitions

Postulates Angle Addition Postulate- If a point  is in the interior of an angle , then .   Segment Addition Postulate- If a point  is between points  and , then . Corresponding Angles Postulate- If a transversal crosses two parallel lines, … Continue reading

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HW#13

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Prove Linear Pair Theorem (In a flow chart format) Prove Alternate Interior Angles Theorem (in a flow chart format) Recall: A flow chart proof puts statements in boxes, with reasons for those statements below the boxes.  When a statement is … Continue reading

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HW#12 p.158: 1-11

Create equations from the given information!  Use the theorems and postulates to identify which angles are congruent or supplementary. If two angles are congruent, set the values equal to each other in an equation! If they are supplementary, add them … Continue reading

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More Proofs!

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Warm-up 1. What do you need to know is true in order to be able to use the Corresponding Angles Postulate? 2. Draw a diagram representing that information from number 1. 3. What are some other facts you think are … Continue reading

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HW#10

Finish Review Problems for Segments and Angles (Half Sheet): 1-12 Finish Yellow Packet (2 double sided papers, and for some people in third period, this packet is actually white) There will be a quiz on these topics on Wednesday, so … Continue reading

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HW#9

p. 148-149: 6-13, 18-25 Define 10 key terms from the list I provided in class last week Make sure that definitions, postulates, theorems, and properties all go on their own correct separate papers that we made in class.  

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Proofs

Warm-Up: 2. What is the difference between the Definition of a Linear Pair and the Linear Pair Theorem?   Today we will prove/justify: Congruent Supplements Theorem Vertical Angles Theorem Corresponding Angles Postulate Alternate Exterior Angles Theorem Key Ideas for Proofs … Continue reading

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