sam5021 sam5021

19-09-2020
Mathematics

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An angle measures 142° less than the measure of its supplementary angle. What is the measure of each angle?

An angle measures 142 less than the measure of its supplementary angle What is the measure of each angle class=

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mhanifa mhanifa

20-09-2020

Answer:

19° and 161°

Step-by-step explanation:

Supplementary angles add up to 180°

x + (x + 142°) = 180°
2x = 180° - 142°
2x = 38°
x = 19°

The other angle

x + 142° = 19° + 142° = 161°

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