doomking9000 doomking9000

20-03-2020
Mathematics

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Find the radius of a circle if it’s circumference is numerically equal to its area

Respuesta :

ghanami ghanami

20-03-2020

Answer:

Step-by-step explanation:

hello :

if : r the radius ( r ≠0)

the circumference is : 2πr

the area is : πr²

so : πr² = 2πr

simplify by : r π you have : r=2

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