5-3-2023 - 5.5A Classifying 2D Shapes

5.5A Classifying 2D Shapes

​Learning Goals: I am reviewing 2D shapes.

Success Criteria: I can classify 2D shapes using graphic organizers based on their attributes and properties.

Open Ended

What does "2D" even mean?!

Multiple Choice

______ lines never cross.

• Parallel

• Perpendicular

Drag and Drop

lines intersect, or cross, at a 90 degree angle

Placeholder

Drag these tiles and drop them in the correct blank above

Perpendicular

Parallel

During a class discussion, Alison said that perpendicular line never touch. Is Alison correct or incorrect? Justify your answer with evidence.

Turn & Talk

Multiple Choice

What is an angle?

• When two lines keep going

• When two rays intersect

• Those curvey thingy majigies

​Review this anchor chart and discuss it

with your elbow buddy!!!

Multiple Choice

Nathan built the hanging mobile shown in the picture to show some relationships among shapes.

Which shape goes in the empty box in order to complete Nathan's mobile?

• A

• B

• C

• D

Multiple Choice

This graphic organizer is being used to classify triangles based on their angle measure or side lengths.

Which list shows all the ways this triangle could be classified?

• A

• B

• C

• D

Eli said that a scalene triangle has two equal side, is Eli correct or incorrect? Justify your answer.

Turn & Talk

Dropdown

Akshar is making a mobile that lists quadrilaterals.



Which is the name of the subset of quadrilaterals missing from Akshar's mobile?

Select answer

Dropdown

The graphic organizer shown can be used to classify triangles.



Which triangle can be classified as scalene?

Select answer

Multiple Choice

The graphic organizer shows the relationship between some shapes.

Which shape could go in the empty box to correctly complete the graphic organizer?

• A

• B

• C

• D

Drag and Drop

Identify this triangle by its sides

Placeholder

Drag these tiles and drop them in the correct blank above

Isosceles

Right

Scalene

Equilateral

Drag and Drop

Identify the triangle by its sides

Placeholder

Drag these tiles and drop them in the correct blank above

Scalene

Isosceles

Equilateral

Multiple Choice

Which shape is NOT sorted correctly in the graphic organizer?

• A

• B

• C

• D

Drag and Drop

Which triangle belongs in the intersection of "Acute triangles" and "Isosceles triangles"?

Placeholder

Drag these tiles and drop them in the correct blank above

J

F

G

H

Multiple Choice

Which term best classifies the shapes that belong in the shaded section of the organizer?

• A

• B

• C

• D

Multiple Choice

Which figures belong in the part of the organizer labeled "Isosceles triangles"?

• F

• G

• H

• J