3 years ago

Plz help!! Will give 30 points!!

Mathematics

2 answers:

Inessa [10]3 years ago

8 0

Answer:

B) 12

Step-by-step explanation:

C is the circumference, d is the diameter, and r is the radius. They are related by the following equations:

d = 2r

C = πd = 2πr

If d = 6.0, then r = 3.0.

If C / C' = 0.25, then:

(2πr) / (2πr') = 0.25

r / r' = 0.25

3 / r' = 0.25

r' = 12

PSYCHO15rus [73]3 years ago

3 0

Answer:

B.12

Step-by-step explanation:

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