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avanturin [10]
2 years ago
7

What is the circumference of D if the length of EF is 9 cm?

Mathematics
1 answer:
gulaghasi [49]2 years ago
8 0

Answer:

It should be B,  180 cm

Step-by-step explanation:

x = circumference of  circle D

18/360 = 9/x

9*360 = 18x

9*360/18 = x

x = 180

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