molly7654
10.10.2019 •
Mathematics
Electrical energy is converted into which three forms of energy by a hair dryer?
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Ответ:
k = 42
Step-by-step explanation:
These are complementary angles so they add to 90°
90 = 47 + (k + 1)
90 - 47 = k + 1
43 = k + 1
k = 42