1.Diameter - 4cm
Circumference:
C = x d
= 3.14 x 4 cm
C=
2.Radius - 9ft
Circumference:
C =2π* r
= 2 * 3.14 x 9 ft
C =
3.Diameter - 20dm
Circumference:
C=π* d
=3.14 * 20dm
C=
Report If Nonsense
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1.Diameter - 4cm
Circumference:
C = x d
= 3.14 x 4 cm
C=
2.Radius - 9ft
Circumference:
C =2π* r
= 2 * 3.14 x 9 ft
C =
3.Diameter - 20dm
Circumference:
C=π* d
=3.14 * 20dm
C=
Report If Nonsense
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Answer:
1. 12.56cm² or 12.6cm²
2. 56.52ft² or 56.5ft²
3. 62.8dm²
Step-by-step explanation:
sana nakatulong:)