"Line Segments, Straight Lines and Rays" Angle PPT Courseware 2

Description

"Line Segments, Straight Lines and Rays" Angle PPT Courseware 2

Give it a try:

Please connect the description of the figure on the left with the corresponding figure on the right:

①A ray with A as the endpoint and passing through point B

②The line segment connecting two points A and B

③A straight line passing through two points A and B

A ray is formed by extending a line segment infinitely in one direction.

A straight line is formed by extending the line segment infinitely in both directions.

Use it once

1. When planting trees on both sides of a straight campus avenue, the positions of two trees are determined first, and then the positions of other trees are easily determined. What does this mean?

2. A construction worker tied a thin wire to two wooden wedges on the construction site to ensure that the wall built is straight. Please explain the reason.

Class summary

Tell me what did you learn from this class?

Understand the meaning of segments, rays and straight lines and how they are represented

Know that "there is only one straight line passing through two points"

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For more information about the PPT courseware "Angle Segments, Lines and Rays", please click on the Angle ppt Line Segments, Lines and Rays ppt tab.

"Line Segments, Straight Lines and Rays" Angle PPT Courseware 3:

"Line Segments, Straight Lines and Rays" Angular PPT Courseware 3 Learning Objectives 1. Understand line segments, rays and straight lines, and know their differences and connections. 2. Be able to use letters to correctly represent line segments, rays and straight lines. 1. Question: Have you seen similar rays in your daily life? hand..

"Line Segments, Straight Lines and Rays" Angle PPT courseware:

"Line Segments, Straight Lines and Rays" Corner PPT Courseware One side of the blackboard can be regarded as a line segment, and the line segment has two endpoints. The shortest line segment between two points, the length of the line segment is the distance between the two points. If the two ends of the line segment are extended infinitely, please ask: (1) How many...

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Update Time: 2024-10-21

This template belongs to Mathematics courseware Western Normal University Edition Fourth Grade Mathematics Volume 1 industry PPT template

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