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juanitarodriguez
18.03.2021 •
Mathematics
The expression (r-3) represents the area covered by the hour hand on a clock in one rotation, where r is the radius of the entire clock Write a polynomial in standard form that represents the area covered by the hour hand in one rotation.
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Ответ:
80
Step-by-step explanation: She surveyed 80 students. I got this because 50% is half of a number and 40 is half of 80.