Question

1)what is an exterior angle of a triangle and it's relationship with interior angle of a triangle​

Answer 1

Answer:

The angles on the inside are called Interior angles. The sum of the interior angles of a triangle is always 180 degrees. The exterior angle is the angle between any side of a shape, and a line extended from the next side.

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

Exterior angle of a triangle is the angle outside of the triangle.

Relationship:-

Interior angle+Exterior angle=180