7th grade math again ​

pi

Step-by-step explanation:

Formula for circumference = 2 x pi x radius

Formula for diameter = 2 x radius

Plug in 6.25 for radius

Circumference = 2 x pi x 6.25

Diameter = 2 x 6.25

Find ratio by diving Circumference over Diameter:

(2 x pi x 6.25) / (2 x 6.25)

Simplify: answer is pi

could also be 3.14

is means division by fractions

step-by-step explanation:

answerim :

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step-by-step explanation:

im not sure but my dad knows