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paytonrules3634
09.01.2020 •
Mathematics
Suppose m zabc = 90° and mzabd = 2x + 5.
write a statement that can be used as a
justification that mzdbc = 90 - (2x + 5).
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Ответ:
add all the numbers and check the ones place.
the answer is 486. as the ones place is more than 4, the estimation will be the next 10 ie, 490