The diameter of a circle is 4 kilometers. What is the circle's circumference?
2 answers:
Answer:
12.56km
Step-by-step explanation:
C=2pi r
2r=d
C=pi d=4pi=4x3.14=12.56km
Answer:
12.57 km
Step-by-step explanation:
Radius = 4 / 2 = 2 km
Circumference = 2πr = 2π(2) = 4π = 12.57 km
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