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MY CONTENT

Lessons (121)

Lessons (121)

ALGEBRA /My Betterlesson Curriculum

(11 Units, 121 Lessons)

Unit 5 - Congruence and Similarity(16 Lessons)

Exploring Dilations 1

ALGEBRA /My Betterlesson Curriculum

» Unit:

Congruence and Similarity

Big Idea:Before perfoming calculations, recognizing and describing dilations should come naturally.

9 Resources

25 Favorites

9 Resources

25 Favorites

Exploring Dilations 2

ALGEBRA /My Betterlesson Curriculum

» Unit:

Congruence and Similarity

Big Idea:With scale factors and distances on the coordinate plane, students dilate pre-images.

11 Resources

32 Favorites

11 Resources

32 Favorites

Translations (Day 1 of 2)

ALGEBRA /My Betterlesson Curriculum

» Unit:

Congruence and Similarity

Big Idea:Adding fixed numbers to each of the coordinates of
a figure has the effect of sliding or translating the figure.

14 Resources

32 Favorites

14 Resources

32 Favorites

Translations (Day 2 of 2)

ALGEBRA /My Betterlesson Curriculum

» Unit:

Congruence and Similarity

Big Idea:Adding fixed numbers to each of the coordinates of a figure has the effect of sliding or translating the figure.

15 Resources

6 Favorites

15 Resources

6 Favorites

Exploring Reflections 1

ALGEBRA /My Betterlesson Curriculum

» Unit:

Congruence and Similarity

Big Idea:Students explore reflections through a series of drawing activities and measuring tasks.

12 Resources

6 Favorites

12 Resources

6 Favorites

Exploring Reflections 2

ALGEBRA /My Betterlesson Curriculum

» Unit:

Congruence and Similarity

Big Idea:Students see that the image of a figure can be found by locating the images of enough points to determine the figure.

13 Resources

8 Favorites

13 Resources

8 Favorites

Exploring Rotations 1

ALGEBRA /My Betterlesson Curriculum

» Unit:

Congruence and Similarity

Big Idea:Using trace paper and geometry tools, students rotate a figure by turning its points a certain number of degrees.

11 Resources

8 Favorites

11 Resources

8 Favorites

Exploring Rotations 2: On the plane

ALGEBRA /My Betterlesson Curriculum

» Unit:

Congruence and Similarity

Big Idea:Using Sketchpad, students recognize the patterns of rotations in 90 degree multiples and come up with coordinate rules.

9 Resources

1 Favorites

9 Resources

1 Favorites

Reflections over parallel or intersecting lines (Day 1)

ALGEBRA /My Betterlesson Curriculum

» Unit:

Congruence and Similarity

Big Idea:Students discover that consecutive reflections results in a translated or a rotated figure.

19 Resources

0 Favorites

19 Resources

0 Favorites

Reflections over parallel or intersecting lines (Day 2 of 2)

ALGEBRA /My Betterlesson Curriculum

» Unit:

Congruence and Similarity

Big Idea:Students discover that consecutive reflections results in a translated or a rotated figure. In this lesson they perform transformations hands-on, and using technology.

12 Resources

0 Favorites

12 Resources

0 Favorites

Angles and Parallel Lines (Day 1 of 2)

ALGEBRA /My Betterlesson Curriculum

» Unit:

Congruence and Similarity

Big Idea:Students recognize and use properties of lines and angle to determine angle measures.

19 Resources

24 Favorites

19 Resources

24 Favorites

Angles and Parallel Lines (Day 2 of 2)

ALGEBRA /My Betterlesson Curriculum

» Unit:

Congruence and Similarity

Big Idea:Students recognize and use properties of lines and angle to determine angle measures.

14 Resources

14 Favorites

14 Resources

14 Favorites

Vertical angles and Linear Pairs

ALGEBRA /My Betterlesson Curriculum

» Unit:

Congruence and Similarity

Big Idea:When two lines intersect, pairs of the four angles formed are either congruent vertical angles.or supplementary linear pairs .

16 Resources

7 Favorites

16 Resources

7 Favorites

The Triangle Sum Setup

ALGEBRA /My Betterlesson Curriculum

» Unit:

Congruence and Similarity

Big Idea:Before using and applying the Triangle Sum Property, students verify it through a hands -on activity and by providing a proof.

17 Resources

27 Favorites

17 Resources

27 Favorites

Kaleidoscope Eyes

ALGEBRA /My Betterlesson Curriculum

» Unit:

Congruence and Similarity

Big Idea:Based on composite reflections, a kaleidoscope creates fascinating designs that change as the kaleidoscope is rotated.

19 Resources

5 Favorites

19 Resources

5 Favorites

Where's The Math? Analyzing our Kaleidoscope Images

ALGEBRA /My Betterlesson Curriculum

» Unit:

Congruence and Similarity

Big Idea:The angle between mirrors is related to the number of reflections. The basis of our Kaleidoscope images.

33 Resources

1 Favorites

33 Resources

1 Favorites