OML Search

Decompose Angles using Pattern Blocks


Videos to help Grade 4 students learn how to decompose angles using pattern blocks.

Common Core Standards: 4.MD.7

Related Topics:
Lesson Plans and Worksheets for Grade 4

Lesson Plans and Worksheets for all Grades

More Lessons for Grade 4

Common Core For Grade 4

New York State Common Core Math Module 4, Grade 4, Lesson 9

NYS Math Module 4 Grade 4 Lesson 9 Concept Development

Problem 1: Derive the angle measures of an equilateral triangle.

Place squares around a central point. Fit them like puzzle pieces. Point to the central point. How many right angles meet at this central Point Y?

How many quarter-turns are there around the central point?

Arrange a set of green triangles around a central point. How many triangles did you fit around the central point?

OML Search

We welcome your feedback, comments and questions about this site or page. Please submit your feedback or enquiries via our Feedback page.

[?] Subscribe To This Site

follow us in feedly
Add to My Yahoo!
Add to My MSN
Subscribe with Bloglines