Real Life Triangles to Cut Out

Students spot triangle shapes in real-world pictures and use cutouts to build a collage or sorting activity. Discuss the sides and corners that make each example a triangle.
Grades
K–2
Pages
21
File type
PDF
Preparation
Print ready

Updated Oct 07, 2024

Subject
Math, Shapes
Topic
Triangles, Math
Resource types
Worksheets, Activities
Preparation
Print ready
Standards
K.G.A.2

Product description

From the author

This is a PDF file that is 21 pages long full of real-life pictures that are triangles. There are a total of 40 pictures.

Implementation Format:

  • Pictures can be cut out to make a triangle collage

  • Sort the triangle pictures

  • Talk about different kind of triangles: obtuse, acute, etc.

  • Use in a small group

  • Use at a math center

  • Used in Kindergarten Everyday Mathematics Lesson 2.3

In the classroom

Teaching tips & learning objectives

Learning objectives

  • Recognize triangular shapes in real-world images.

Teaching tips

  • Focus on sides and corners before advanced triangle labels.

  • Choose pictures with a clear three-sided outline. Some photographs show approximate shapes or three-dimensional objects, so discuss which outline students are using.

Skills covered

  • Shape recognition and comparison.

Good to know

Questions teachers ask about this resource

How can I use these with beginning shape learners?

Start by finding three sides and three corners, then let students group pictures or make a triangle collage.

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Curriculum

Standards, concepts & topics

Standards

  • K.G.A.2

Core concepts

  • Triangles; sides; vertices.

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