Circle circumference diameter

The circle's circumference is 321 dm larger than the diameter of the circle. What is the average?

Final Answer:

D =  149.8885 dm

Step-by-step explanation:

 π   D = 321 + D  3.1415926   D = 321 + D 3.1415926   D  D = 321  2.1415926   D = 321  D=321/2.1415926=149.8885 dm



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