CPM Teacher Tutorials / CC Course 1 eTools - T / Chapter 5

CC1 5.3.4: 5-96 Trapezoid Decomposer - Method 2 Student eTool (Desmos)

Updated on May 21, 2018

Click on the line below for the 5-96 Trapezoid Decomposer - Method 2 Student eTool (Desmos).

5-96 Trapezoid Decomposer - Method 2 Student eTool (Desmos)

Rotate the ORANGE dot to create a rotated duplicate of the trapezoid.

Then move the blue dot to translate the blue outlined trapezoid to fit next to the shaded trapezoid.Now you have doubled the area in creating a parallelogram.

Previous Article CC1 5.3.4: 5-96 Trapezoid Decomposer - Method 1 Student eTool (Desmos)

Next Article CC1 6.2.2: 6-82 & 6-83 Student eTools (CPM)

CC Course 1 eTools - T

General eTools 8

Algebra Tiles (CPM)
Pattern Tile & Dot Tool (CPM)
Area and Perimeter (CPM)
Base Ten Blocks (CPM)
+/- Tiles & Number Lines (CPM)
Table Tool (CPM)
Data Representations (CPM)
Desmos Graphing Calculator

Chapter 1 9

CC1 1.1.2: 1-7 Figure Student eTools (CPM)
CC1 1.1.3: 1-15 Student eTool (CPM)
CC1 1.1.3: 1-15 Answer eTool (CPM)
CC1 1.1.3: 1-18 Student eTool (CPM)
CC1 1.1.3: 1-18 Answer eTool (CPM)
CC1 1.1.4: Frog Jumping Contest Video
CC1 1.2.2: 1-56 Student eTool (CPM)
CC1 1.2.2: 1-56 Answer eTool (CPM)
CC1 1.2.4: 1-73 Student eTool (CPM)

Chapter 2 5

CC1 2.1.2 2-13 Student eTool (Desmos)
CC1 2.2.2: 2-33 Student eTool (CPM)
CC1 2.2.2: 2-33 Answer eTool (CPM)
CC1 2.3.2: 2-43a Answer eTool (CPM)
CC1 2.2.3: 2-43a & 2-43b Student eTools (CPM)

Chapter 3 10

CC1 3.1.3: 3-36 Student eTool (CPM)
CC1 3.2.1: 3-90 Student eTool (CPM)
CC1 3.2.1: 3-90 Teacher eTool Video (CPM)
CC1 3.2.2: Frog Race Video
CC1 3.2.2: 3-100 Student eTool (CPM)
CC1 3.2.2: 3-100 Answer eTool (CPM)
CC1 3.2.3: 3-111 Student eTool (CPM)
CC1 3.2.3: 3-111 Answer eTool (CPM)
CC1 3.2.4: 3-124 Student eTool (Desmos)
CC1 3.2.4: 3-125 Answer eTool (Desmos)

Chapter 4 2

CC1 4.1.2: ShowMe 4-12 Teacher Video
CC1 4.1.2: 4-12 Student eTool (CPM)

Chapter 5 4

CC1 5.3.2: 5-76 Shape 1-8 Student eTools
CC1 5.3.2: 5-78 Student eTool
CC1 5.3.4: 5-96 Trapezoid Decomposer - Method 1 Student eTool (Desmos)
CC1 5.3.4: 5-96 Trapezoid Decomposer - Method 2 Student eTool (Desmos)

Chapter 6 5

CC1 6.2.2: 6-82 & 6-83 Student eTools (CPM)
CC1 6.2.2 6-84 Student eTool (CPM)
CC1 6.2.3: 6-94 Student eTool (CPM)
CC1 6.2.3: 6-94 Answer eTools (CPM)
CC1 6.2.5: 6-111 Figures Teacher eTools (Desmos)

Chapter 7 3

CC1 7.1.2 7-15 Student eTool (Desmos)
CC1 7.1.2: 7-15 Answer eTool (Desmos)
CC1 7.1.3 7-25 Student eTool (Desmos)

Chapter 8 4

CC1 8.1.4: 8-44 1975 & 2000 Data Answer eTool (Desmos)
CC1 8.1.5: 8-61 Teacher eTool (Desmos)
CC1 8.1.5: 8-61 Answer eTool (Desmos)
CC1 8.3.1: 8-84 and 8-86 Student eTools (Desmos)

Chapter 9 3

CC1 9.1.1: 9-1 3D Video
CC1 9.1.1: Cube Cutting Video
CC1 9.1.2: Net Demo Video

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