| Category | Format | Size |
|---|---|---|
| People's Education Press fourth grade mathematics volume 2 | pptx | 6 MB |
"Characteristics of Triangles" Triangle PPT Courseware 2
Description
"Characteristics of Triangles" Triangle PPT Courseware 2
Which of the following shapes are triangles? Which ones are not? Please explain why.
The line segments surrounding a triangle are called the sides of the triangle, and the intersection of two adjacent line segments is called the vertex of the triangle.
fill in the blank
①A triangle is composed of ( ) sides, ( ) vertices, and ( ) angles
②Triangle has ( ) property.
③The triangle has ( ) heights.
judge
①A figure composed of three line segments is a triangle. ( )
②A triangle has three heights and three bases. ( )
③The bicycle frame uses the triangle stability principle. ( )
④This is a set of bases and heights of triangle ABC. ( )
Draw a perpendicular line from one vertex of a triangle to its opposite side. The line segment between the vertex and the vertical foot is called the height of the triangle. This opposite side is called the base of the triangle.
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For more information about the "Triangles and Triangles Characteristics" PPT courseware, please click on the "Triangle ppt Characteristics of Triangles" ppt tag.
"Characteristics of Triangles" Triangle PPT Courseware:
"Characteristics of Triangles" Triangle PPT courseware Triangle: a figure surrounded by three line segments Sides of a triangle: Each line segment that forms a triangle Vertex of a triangle: The intersection of every two line segments... Why do they have to Use triangles? The stability of the triangle...
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Update Time: 2024-07-11
This template belongs to Mathematics courseware People's Education Press fourth grade mathematics volume 2 industry PPT template
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