Question

verify that the sum of all angles of triangle is 180 degree​

Answer 1

Answer:

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When all the three cut outs of the angles A, B, C placed adjacent to each other at a point, then it forms a line forming a straight angle, i.e. 180°. Flence, it is proved that the sum of the three angles of a triangle is 180°.

Answer 2

Answer:

◇Answer◇

When all the three cut outs of the angles A, B, C placed adjacent to each other at a point, then it forms a line forming a straight angle, i.e. 180°. Flence, it is proved that the sum of the three angles of a triangle is 180°.