Question

Theorem : The sum of measures of all angles of a triangle is 180°.​

Answer 1

Step-by-step explanation:

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Answer 2

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• Sum of measures of all angles of a triangle is 180°.

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MorevTo Know :-

• A triangle is a polygon with three edges and three vertices.

• A triangle with vertices A, B and C is denoted as ∆ABC.

• Sum of all angles of a triangle is always 180°.

• The measure of an exterior angle is sum of it's two interior angles that are not adjacent to it.

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