Unit 7

Similar Polygons

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CLASSZONE Section Quizzes N.B. these quizzes loosely correlate to the sections in our text... you are responsible for the material we cover in class
CLASSZONE Test Practice Similar disclaimer as above.  The material in these tests is from a newer version of our text book, which does not cover the same sections in the same order, but comes close enough that these tests are worth your time to take and complete
Lesson/Objective Supplemental Lessons On-line Practice Homework
7-1  Ratio and Proportion
  • Express a ratio in simplest form

 


 


 

 

 

 

hw #7-1 Due Mon Jan 31
1) Read pgs 241-42
2) pg 243 "Classroom #1-7 All, 9-17 Odd
3) pg 237 #1-19 Odd (Alg Rvw)
4) pg 243-44 #1-33 Odd

Your GEOMETRY BIBLE should include definitions of ratio, proportion, and extended proportion

7-2  Properties of Proportions

  • Solve for an unknown term in a given proportion
  • Express a given proportion in an equivalent form
 

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hw #7-2 Due Mon Feb 7
1) Read pg 245
2) pg 246 #1-13 Odd
3) pg 247-48 #1-37 Odd

G.B. should include defn of mean extremes and "Properties of Proportions"
  

7-3  Similar Polygons
  • State and apply the properties of similar polygons

 


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hw #7-3 Due Wed Feb 9
1) Read pg 248-49
2) pg 250 (Clsrm Ex) #1-10
3) pg 250 (Wrtn Ex) #1-37 Odd

Ex Credit for an explanation of #37 on the blog

hw #7-4 Due Fri Feb 11
1) pg 252 Self-Test #1-15
 

UNIT 7 QUIZ on Sections 7-1 thru 7-3:  Friday, Feb 11

7-4  A Postulate for Similar Triangles  
  • Use the AA similarity postulate to prove triangles similar




hw #7-5 Due Fri Feb 11

1) Read pg 254-55
2) pg 256 #1-13 Odd
3) pg 257-59 #1-31 Odd 

7-5  Theorems for Similar Triangles  
  • Use the SAS Similarity Postulate and the SSS Similarity Theorem to prove triangles similar
  • Use similar triangles to deduce information about segments or angles


hw #7-6 Due Tues Feb 15

1) Read pg 263-64
2) pg 264-65 #1-7
3) pg 266 #1-21 Odd


 

7-6  Proportional Lengths  
  • Apply the Triangle Proportionality Theorem and its corollary
  • State and apply the Triangle Angle-Bisector Theorem

 

 

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  hw #7-7 Due Thur Feb 17
1) Read pg 269-270
2) pg 271 #1-8
3) pg 274 Self Test 2 #1-11
4) pg 272-73 #1-25 Odd
UNIT TEST REVIEW   hw #7-8 Due Weds Feb 23
Worksheets 26 & 27
ANSWER KEY 26-27

Optional; Unit 7 Review & Test on pgs 277-279

UNIT 7 TEST:  Wednesday, Feb 23rd