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katelynkb4484
03.10.2019 •
Mathematics
Using the diagram, what can be said about angles 7 and 12?
a. they're congruent.
b. we can't determine from the given information.
c. they're supplementary.
d. they're complementary.
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Ответ:
Ответ:
x = 10
Step-by-step explanation:
After your second step, simplify the result: