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09-04-2021
Mathematics

contestada

An angle measures 78° less than the measure of its supplementary angle. What is the
measure of each angle?

Respuesta :

10-04-2021

Answer:

Step-by-step explanation:

Supplementary angles add up to 180°.

If the angle is x, its supplement is 180°-x.

x = (180°-x) - 78°

x = 51°

supplement = 180°-x = 129°

The angles are 51° and 129°

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