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Item 1
Angle A and angle B are supplementary angles.

What must be true about the angles?


The sum of the angles is 180°.

The angles were formed by two intersecting lines and are on opposite sides.

The sum of the angles is 90°.

The angles share a common side and vertex.

Respuesta :

datgamer13

Answer:

The sum of the angles is 180 degrees.

Hope this helps!   :)

wegnerkolmp2741o

Answer:

The sum of the angles is 180°.

Step-by-step explanation:

If Angle A and angle B are supplementary angles.

Supplementary means they add to 180 degrees.

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