17)An angle measures 51°. What is the measure of its supplementary angle?
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Answered by
7
Answer:
the supplimentary angle of 51° is 129°
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Answered by
4
Step-by-step explanation:
it will be 180⁰-51⁰=129⁰
as we know that two angles being supplementary form 180⁰
hence,51⁰+x=180
therefore x=129⁰
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