| Category | Format | Size |
|---|---|---|
| Jiangsu Education Edition Fourth Grade Mathematics Volume 2 | pptx | 6 MB |
"Understanding Isosceles Triangles and Equilateral Triangles" Triangles, Parallelograms and Trapezoid PPT Courseware
Description
"Understanding Isosceles Triangles and Equilateral Triangles" Triangles, Parallelograms and Trapezoid PPT Courseware
teaching objectives
1. Let students understand isosceles triangles and equilateral triangles and their characteristics in practical operations, know the names of the parts of an isosceles triangle, and be able to correctly judge whether a triangle is an isosceles triangle or an equilateral triangle.
2. Allow students to further develop their spatial concepts and cultivate their hands-on and thinking abilities in the activities of exploring graphic features and related conclusions.
3. Let students further develop curiosity about mathematics and increase their awareness of innovation during learning activities.
Give it a try
Take a square piece of paper and cut it diagonally. What triangles are the two triangles cut out?
Start drawing
Draw the other half of each figure below to make it an axially symmetrical figure, and talk about what triangles these axially symmetrical figures are.
Determine whether the following triangles are isosceles triangles.
1. The measures of the two angles are 70° and 40° respectively in a triangle.
2. There are two triangles with sides of 8 cm and 5 cm.
3. Use three small sticks of 22 cm, 10 cm, and 10 cm to surround it.
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For more information about the "Triangles, Parallelograms and Trapezoids, Understanding Isosceles Triangles and Equilateral Triangles" PPT courseware, please click on the Triangles, Parallelograms and Trapezoid PPT, Understanding Isosceles Triangles and Equilateral Triangles PPT tag.
"Understanding Isosceles Triangles and Equilateral Triangles" Triangles Parallelograms and Trapezoid PPT Courseware 3:
"Understanding Isosceles Triangles and Equilateral Triangles" Triangles, Parallelograms and Trapezoid PPT Courseware 3 The two sides of an isosceles triangle are equal and the two base angles are also equal. The three angles of a triangle are 50 degrees, 80 degrees, and 50 degrees respectively. Is it an isosceles triangle? One wait...
"Understanding Isosceles Triangles and Equilateral Triangles" Triangles, Parallelograms and Trapezoid PPT Courseware 2:
"Understanding Isosceles Triangles and Equilateral Triangles" Triangles Parallelograms and Trapezoid PPT Courseware 2 Can you tell me what triangles each of these three triangles is? From the lengths of the three sides of each triangle below, see what characteristics these three triangles have in common? use..
File Info
Update Time: 2024-07-01
This template belongs to Mathematics courseware Jiangsu Education Edition Fourth Grade Mathematics Volume 2 industry PPT template
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