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Vera_Pavlovna [14]
3 years ago
9

What is the diameter of a circle with a 4.2 cm radius

Mathematics
1 answer:
4vir4ik [10]3 years ago
3 0

Answer:

8.4cm

Step-by-step explanation:

In a circle, d = 2r, so d = 2 * 4.2cm = 8.4cm

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