Answers

2015-06-08T12:53:27+05:30
It is a branch of maths that deals with the sides and anglesĀ of triangles and the calculations on them and mainly with the trigonometric functions
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Not just sides, it also deals with the angles in a triangle
yup
2015-06-08T13:12:03+05:30
Study of relationship between sides and angles of triangle

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