Correct answer will get Brillianist
step by step EXPLAINATION is needed
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Answer:
pi : 1
Step-by-step explanation:
when r is radius
circumference = 2pir
diameter = 2r
ratio=circumference/diameter
2pir/2r
pi : 1
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Answer:
the ratio of radius to diameter of a circle is π(pi)
Step-by-step explanation:
The ratio of the circumference of a circle to it's diameter is how we define pi. No need to think about 2 π R/2R which is what the actual ratio is. The ratio of the circumference of a circle to its diameter is one very basic definition of π .
π = 3.14159265358979……
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