Answer:
90 degrees
Step-by-step explanation:
The sum of two supplementary angles is 180. If they are congruent which means they are equal, then simply divide it by 2.
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#pakibrainliestsichisa
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Answers & Comments
Answer:
90 degrees
Step-by-step explanation:
The sum of two supplementary angles is 180. If they are congruent which means they are equal, then simply divide it by 2.
#sanamakatulong
#pakibrainliestsichisa