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Zepler [3.9K]
4 years ago
7

I need help! ASAP!!!

Mathematics
2 answers:
Usimov [2.4K]4 years ago
8 0
Circumference formula: 2πr
Diameter: 2r
1: 15×3.14= 47.1 in
2. AB is radius so use circumference formula to solve for r
20=2πr
20=6.28r
R=3.18 cm or 3.2 cm
sweet [91]4 years ago
7 0

1.B

15x3.14= 47.1

2. 3.2

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