A side of the triangle below has been extended to form an exterior angle of the angles of 155°. Find the value of x.

Penguru asked Dec 23, 2023

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Penguru asked Dec 23, 2023

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20 votes

A supplementary angle is the angles formed by two angles and the sum of these angles is 180°

x+155=180°

then we clear x

x=180-155

x=25°

Bronsii answered Dec 26, 2023

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