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eysahvdtuj
30.09.2020 •
Mathematics
Help me please and thanks
Solved
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Ответ:
Step-by-step explanation:
x=5
The length of AB is 5
The length of BC is 15
Ответ:
No
Step-by-step explanation:
cosx = siny only if x = y = 45°
Otherwise
cosx° = sin(90 - x)°