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agasfer [191]
3 years ago
7

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

Mathematics
1 answer:
natita [175]3 years ago
8 0

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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