TRIANGLES

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TRIANGLES
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DEVELOPED BY
R.K.SHARMA
S.V.B. Radhey Shyam park,
Delhi 110051
VIJAY MISRA
G.G.Sr. Sec. School, Laxmi Nagar
Delhi 110092
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TARGET GROUP
CLASS VI---VIII
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ELEMENTS OF TRIANGLE
The line segments,AB, BC,and CA, that form the
triangle ABC, are called the sides of the
triangle, and the angles ?BAC ?ABC ?BAC
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LEARNING OBJECTIVES
After interacting with this software the learner
will be able to
Identify the image of triangle from environment

Define the triangle
Identify the element of triangle
Types of triangles
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Now you can recognize the triangle
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TRIANGLE
A
It is a closed figure ,formed by three line
segments
C
B
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SCALENE TRIANGLE
A
C
C
B
A
B
A
A triangle whose no two sides are equal
B
C
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ISOSCELES TRIANGLE
A
A triangle whose two sides are equal
B
A
C
A
C
B
B
C
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EQUILATRAL TRIANGLE
A
B
A
C
C
A
B
A triangle whose all sides are equal
C
B
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SIDE BASED -TRIANGLES
Equilateral triangle
Isosceles triangle
Scalene triangle
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Right Angled Triangle
A
hypotenuse
Altitude
C
B
base
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OBTUSE ANGLED TRIANGLE
A
B
C
A triangle whose one angle is obtuse,is called a
obtuse-angled triangle
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ACUTE-ANGLEDTRIANGLE
A
B
C
A triangle whose all the angles are acute,is
called an acute angled triangle
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ANGLE BASED TRIANGLE
Obtuse angled triangle
Acute angled triangle
Right angled triangle
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Thanks to
MR V.K.SODHI.
MR NARESH KAPOOR
MRS RENU MEHTA
MISS DEEPA TIWARI