Difference between revisions of "Lines and Angles"
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| + | === Learning objectives === | ||
[[Category:Mathematics]] | [[Category:Mathematics]] | ||
[[Category:Class 9]] | [[Category:Class 9]] | ||
| + | |||
| + | === Activity No # 1 === | ||
| + | * Estimated Time - 40 minutes | ||
| + | * Materials/ Resources needed; Paper, pencil, and scale. | ||
| + | * Prerequisites/Instructions, if any: | ||
| + | # The students should know points and line segments. | ||
| + | * Multimedia resources | ||
| + | * Website interactives/ links/ Geogebra Applets | ||
| + | * Process (How to do the activity): | ||
| + | # Mark three non-collinear point P, Q and R on a paper. | ||
| + | # Join these points in all possible ways. The segments are PQ, QR and RP. | ||
| + | # A simple close curve formed by these three segments is called a triangle. It is named in one of the following ways. | ||
| + | # Triangle PQR or Triangle PRQ or Triangle QRP or Triangle RPQ or Triangle RQP . | ||
| + | * Developmental Questions (What discussion questions): | ||
| + | # What are plane figures ? | ||
| + | # What is a polygon ? | ||
| + | # How many points are needed to make a traingle ? | ||
| + | * Evaluation (Questions for assessment of the child): | ||
Revision as of 13:08, 25 April 2018
Learning objectives
Activity No # 1
- Estimated Time - 40 minutes
- Materials/ Resources needed; Paper, pencil, and scale.
- Prerequisites/Instructions, if any:
- The students should know points and line segments.
- Multimedia resources
- Website interactives/ links/ Geogebra Applets
- Process (How to do the activity):
- Mark three non-collinear point P, Q and R on a paper.
- Join these points in all possible ways. The segments are PQ, QR and RP.
- A simple close curve formed by these three segments is called a triangle. It is named in one of the following ways.
- Triangle PQR or Triangle PRQ or Triangle QRP or Triangle RPQ or Triangle RQP .
- Developmental Questions (What discussion questions):
- What are plane figures ?
- What is a polygon ?
- How many points are needed to make a traingle ?
- Evaluation (Questions for assessment of the child):