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= Introduction =
= Introduction =
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[[Image:KOER%20Triangles_html_219b0871.jpg]]
[[Image:KOER%20Triangles_html_219b0871.jpg]]
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= TRIANGLES =
= TRIANGLES =
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[[Image:KOER%20Triangles_html_m55b3a2cf.png|picture of equilateral triangle]] P
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[[Image:KOER%20Triangles_html_m55b3a2cf.png|picture of equilateral triangle]] PQR
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Q
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R
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A triangle is one of the basic shapes of geometry:
A triangle is one of the basic shapes of geometry:
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which are line segments.
which are line segments.
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In fact, it is the
In fact, it is the
polygon with the least number of sides.
polygon with the least number of sides.
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A triangle PQR
A triangle PQR
consists of all the points on the line segment PQ,QR and RP.
consists of all the points on the line segment PQ,QR and RP.
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== Evaluation ==
== Evaluation ==
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Identify and name the triangles
Identify and name the triangles
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==== Material and Resources Required ====
==== Material and Resources Required ====
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[[Image:KOER%20Triangles_html_m27d3a9c5.png]]
[[Image:KOER%20Triangles_html_m27d3a9c5.png]]
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equilateral triangle.
equilateral triangle.
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== Isosceles Triangle: ==
== Isosceles Triangle: ==
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[[Image:KOER%20Triangles_html_m34248090.png]]
[[Image:KOER%20Triangles_html_m34248090.png]]
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== Triangles differentiated on the basis of their angles. ==
== Triangles differentiated on the basis of their angles. ==
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angles are acute is called an acute-angled triangle or simply an
angles are acute is called an acute-angled triangle or simply an
acute triangle.
acute triangle.
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[[Image:KOER%20Triangles_html_m62898a77.png]]
[[Image:KOER%20Triangles_html_m62898a77.png]]
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'''Right Triangles : '''
'''Right Triangles : '''