Triangles are shapes with three sides and three corners (also called vertices). They can look different – some are tall and pointy, others are short and wide! The most important thing is they always have three straight sides that connect to form a closed shape.
In these worksheets, you'll get to practice finding triangles amongst other shapes and learn some new words to describe them. Happy learning!
Match the word with its meaning:
| Word | Meaning |
|---|---|
| Triangle | A shape with three angles |
| Side | Where two lines meet |
| Vertex | A straight line that makes up part of a shape |
| Shape | The outside edge or surface of something |
| Angle | A two-dimensional geometric figure |
| Word | Meaning |
|---|---|
| Triangle | A two-dimensional geometric figure |
| Side | The outside edge or surface of something |
| Vertex | Where two lines meet |
| Shape | A shape with three angles |
| Angle | A straight line that makes up part of a shape |
Fill in the missing words to complete the sentences.
A ________ has three ________ and three vertices. All the ________ must be straight. If a shape has four sides, it is not a ________.
Word Bank: triangle, sides, sides, triangle
Can you find any triangles in your classroom or home? Name three things that are shaped like a triangle.
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