Unit 7

Similarity

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Measurement
ESSENTIAL QUESTION - How can you find the sum of the measures of polygon angles?

  • The formula for the angle measures of a polygon will be derived using diagonals

Reasoning and Proof
ESSENTIAL QUESTION - How can you classify quadrilaterals?

  • Students will use the properties of parallel and perpendicular lines and diagonals to classify quadrilaterals

  • Students will use coordinate geometry to classify special parallelograms

Coordinate Geometry
ESSENTIAL QUESTION - How can you use coordinate geometry to prove general relationships?

  • Students will examine slope and segment length in the coordinate plane

  • Students will use the distance formula in the coordinate plane 

Lesson/Objective Supplemental Lessons On-line Practice Homework
7-1 Ratios and Proportions


VIDEO TUTORS

Solving proportions

 


LESSON QUIZ

hw #7-1 Due 

pg 436-438 
#1-8 All, 9-37 Odd

This is suggested homework; Please see the current MathChamber Blog for updated assignments

7-2 Similar Polygons


VIDEO TUTORS

Using similar figures

Applying similar polygons

 


LESSON QUIZ
hw #7-2 Due 

pg 444-447 
#1-8 All, 9-37 Odd

7-3 Proving Triangles Similar


VIDEO TUTORS

Finding lengths in similar triangles

Using similar triangles to measure indirectly

 


LESSON QUIZ
hw #7-3 Due 

pg 455-458 
#1-6 All, 7-33 Odd 

Do #30 CONSTRUCTION!!

Mid-Chapter Review (only for those that prefer A's to B's)

UNIT 7 QUIZ on Sections 7-1 thru 7-3:  TBA

7-4 Similarity in Right Triangles
VIDEO TUTORS

Using relationships in similar right triangle

 


LESSON QUIZ
hw #7-4 

pg 464-467 
#1-11 All, 13-21 Odd
#22,25,27,39-45 Odd

7-5 Proportions in Triangles

 


VIDEO TUTORS

Using the Side-Splitter Theorem

Using the Triangle-Angle-Bisector Theorem

 


LESSON QUIZ
hw #7-5 Due 

pg 474-478
#1-11 All, 13-21 Odd
#25-29 Odd, 30,31,46,47

UNIT 7 REVIEW     hw #7-6 Due 

pg 480-483 1-infinity (lol)

YOU KNOW WHAT TO DO!!

UNIT 7 TEST:  TBA