JMET
JMET
10-05-2017
Mathematics
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I need help! ASAP!!!
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Аноним
Аноним
10-05-2017
1.B
15x3.14= 47.1
2. 3.2
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FLORC
FLORC
10-05-2017
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
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