Calculate the perimeter of the circle described by a triangle with sides 478, 255, 352.

Correct answer:

p =  1539.5

Step-by-step explanation:

 s=2a+b+c=2478+255+352=542.5 r=4Sabc=4s(sa)(sb)(sc)abc=245.02 p=2πr=1539.5

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