Ответ:
1) d = C : r = 47,1 : 3,14 = 15 (м);
2) r = 15 : 2 = 7,5 (м).
3) S = πr2 ≈ 3,14 • 7,5^2 = 176,625 (м2).
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Ответ:
1) d = C : r = 47,1 : 3,14 = 15 (м);
2) r = 15 : 2 = 7,5 (м).
3) S = πr2 ≈ 3,14 • 7,5^2 = 176,625 (м2).