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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):
