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AnnZ [28]
4 years ago
15

Does anyone know this need help! Thanks!

Mathematics
2 answers:
AfilCa [17]4 years ago
3 0

the formula for the circumference of a cirlce is πd. the diameter is 2r which in this case is 0.5. therefore the circumference is 0.5π, or 1.5708 (rounded)

Tatiana [17]4 years ago
3 0

Answer:

C= 157

Step-by-step explanation:

The formula for the circumference of a circle is 2 · pi · r (radius)

So your problem would look something like this:

C= 2 · pi · r

C= 2 · 3.14 · 25

C= 157 in.

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