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Line 71:
Line 71: − + − − [[Image:KOER%20Triangles_html_m55b3a2cf.png|picture of equilateral triangle]] PQR −
→Activity No # 1 Make your triangle
# Join these points in all possible ways. The segments are PQ, QR and RP.
# 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.
# 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 .
# Triangle PQR or Triangle PRQ or Triangle QRP or Triangle RPQ or Triangle RQP .
* Developmental Questions (What discussion questions):
* Developmental Questions (What discussion questions):
# What are plane figures ?
# What are plane figures ?