PRESENTATION ON THE TRIANGLE AND ITS

PROPERTIESMADE BY N SAI

DEEPAK &

N sai deepika

INTRODUCTION TO TRIANGLES

Sides AB ,BC ,CA

Vertices A,B,C

Angles ABC ,BCA ,CAB

CB

A A triangle is a closed figure made of three line segments.

CLASSIFICATION OF TRIANGLE

SIDES

ANGLES

CLASSIFICATION OF TRIANGLES BASED ON SIDES

EQUILATERAL TRIANGLE

ISOSCELES TRIANGLE

SCALENE TRIANGLE

DIFFERENT TYPES OF TRIANGLES

EQUILATERAL TRIANGLE

ISOSSELES TRIANGLE

SCALENE TRIANGLE

RIGHT – ANGLED TRIANGLE

ACUTE -ANGLED TRUIANGLE

OBTUSE –ANGLED TRIANGLE

MEDIAN OF TRIANGLE

A MEDIAN OF CONNECTS A VERTEX OF A TRIANGLE TO THE MID – POINT OF THE OPPOSITE SIDE.

THE TRIANGLE HAS THREE MEDIANS

ALTITUDES OF TRIANGLE

THE PERPENDICULAR LINE SEGMENT FROM A VERTEX TO ITS OPPOSITE SIDE IS CALLED ALTITUDE OF TRIANGLE.

EXTERIOR ANGLE OF TRIANGLE

THE EXTERIOR ANGLE OF TRIANGLE IS EQUAL TO THE SUM OF ITS TWO INTERIOR OPPOSITE ANGLES .

d IS EXTERIOR ANGLE

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