"Shapes and Position" PPT courseware

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"Shapes and Position" PPT courseware

Part One: Fill-in-the-blank questions

1. The generally determined directions on a plan view are: up, north, down ( ), left ( ), right ( ).

2. In the picture on the right, point B is in the east-north direction of point A. It can also be said that point B is in the direction ( ) of point A ( ).

3. The position of the object can be represented by points on the grid, and then the number pairs are used to describe the position of the points. For example, A (5, 3) means that the object is in the (5)th column and ()th row. B(1,3) indicates that the object is in the ( ) column and ( ) row.

4. Wang Dong’s position in the class expressed as a number pair is (7, 4), then Wang Dong sits in the ( ) row and ( ) column of the classroom.

5. Xiaolan is in the direction of 45° south by east of Xiao Ming, and Xiao Ming is in the ( ) 45° direction of Xiaolan.

6. Observe the picture on the right: The school is in the direction of ( ) ( ) degrees from Xiao Ming’s home, and the distance is about ( ).

7. The square is the observation point, and the school is in the direction of 30 north-west. The correct one in the picture below is ( ).

Graphics and Position PPT, Part 2: Scale

The ratio of the distance on the picture to the actual distance in a picture is called the scale of the picture.

Distance on the map: actual distance = scale

There are usually three ways to represent scales:

① Numerical scale: If 1 centimeter on the map represents an actual distance of 10 kilometers, then the scale of this map is 1:1000000 or 1/1000000.

② Line scale: Indicates that a distance of 1cm on the map is equivalent to an actual distance of 2 kilometers on the ground.

③Literal scale: Write directly on the picture the length of 1 cm representing the actual distance.

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"Shapes and Position" PPT:

"Shapes and Position" PPT Part 1: Understanding the Direction Students, do you know the direction? Please mark the four directions of east, south, west and north in the picture below. East is opposite to west and south is opposite to north. Maps are usually drawn with top, north, bottom, south, left, west, right and east..

"Graphics and Position" Graphics and Geometry PPT courseware:

"Figures and Positions" Figures and Geometry PPT courseware 1. The conversation introduces and reveals the topic. Teacher's talk: Students, in life we ​​often need to determine the exact location of an object or place, for example: looking for scenic spots during travel, and locating during orienteering. Target. That..

"Shapes and Position" general review PPT courseware:

"Shapes and Position" general review PPT courseware 1. Determine the relative position of objects: (1) Use number pairs to represent the position of objects. When using pairs of numbers to express positions, they should be expressed in the order of columns first and then rows, separated by commas. Vertical rows are called columns, horizontal rows are called rows, OK...

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Update Time: 2024-06-25

This template belongs to Mathematics courseware Hebei Education Edition Sixth Grade Mathematics Volume 2 industry PPT template

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