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alex43079
19.04.2021 •
Mathematics
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Ответ:
the answer is D, because 30/2 is 15.
Ответ:
15
Step-by-step explanation:
Angle CDA = 1/2 ×angle ABC
because the angle at the center of the circle is twice of the angle at the circumference.
so angleCDA = 1/2 ×30 = 15 degrees
Ответ:
144m^2
Step-by-step explanation: