"Understanding of Cuboids and Cubes" PPT Courseware of Cuboids and Cubes

Description

"Understanding of Cuboids and Cubes" PPT Courseware of Cuboids and Cubes

1. Review old knowledge

Many objects around us are in the shape of cuboids or cubes (cubes are also called cubes).

2. Explore new knowledge

(1) A cuboid has ( ) faces.

(2) What is the shape of each face?

(3) Which faces are exactly the same?

(4) A cuboid has ( ) edges.

(5) Which edges have equal lengths?

(6) The cuboid has ( ) vertices.

A cuboid is generally a three-dimensional figure surrounded by 6 rectangles (in special cases, two opposite faces are squares).

In a cuboid, opposite faces are identical and opposite edges are equal in length.

3. Application of knowledge

(1) What is the shape of the front of this tissue box? What are the length and width? Which face is the same as it?

(2) What is the shape on the right side of it? What are the length and width? Which face is the same as it?

(3) Which faces are 24cm long and 12cm wide?

4. Assign homework

Homework: Exercise 5 on page 21, question 3. Exercise 5 on page 22, question 8.

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"Understanding of Cuboids and Cubes" Cuboids and Cubes PPT Courseware 5:

"Understanding of Cuboids and Cubes" Cuboids and Cubes PPT Courseware 5 Teaching Objectives 1. To enable students to understand the meaning of the faces, edges, vertices and length, width and height (edge ​​length) of cuboids and cubes through observation, operation and other activities, and master the meaning of cuboids and cubes Characteristics of the cube. ..

"Understanding of Cuboids and Cubes" Cuboids and Cubes PPT Courseware 4:

"Understanding of Cuboids and Cubes" PPT Courseware of Cuboids and Cubes 4 What is the relationship between cuboids and cubes? A cube is a ____ with equal length, width and height. It is a special kind of ______. What are the characteristics of a cube? Faces: There are 6 faces, all identical..

"Calculation of the volume of cuboids and cubes" PPT courseware for understanding cuboids and cubes 2:

"Calculation of the Volume of Cuboids and Cubes" Understanding of Cuboids and Cubes PPT Courseware 2 Teaching Objectives 1. Explore and master the calculation methods of the volumes of cuboids and cubes, and be able to correctly calculate the volumes of cuboids and cubes. 2. In the process of observation, operation and exploration...

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Update Time: 2024-11-21

This template belongs to Mathematics courseware People's Education Press fifth grade mathematics volume 2 industry PPT template

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