Question

the circumference of a circle of diameter 7 cm is dash​

Answer 1

Answer:

11cm

Step-by-step explanation:

radius=d/2=7/2

circumference=2πr=2*22/7*7/2cm=11cm

Answer 2

Answer:

d=7

r=d/2

r=7/2=3.5

circumference =2×pie×r

2×22/7×3.5

44×0.5

22

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