sansyboy7891
17.09.2019 •
Mathematics
What's the area of a circle with the diameter of 7m? (use 3.14 as pi)
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Ответ:
'
r = 7 / 2 = 3.5
area = 3.14 * 3.5^2
area = 3.14 * 12.25
area = 38.465 m sq
Ответ:
the answer is D
Step-by-step explanation: