3 years ago

Calculati lungimea cercului cu raza de 0,(4)cm

1 answer:

5 0

0, (4) = 4/9 L circle = 2πR L circle = 2 · π · 4/9 L circle = 8π / 9 cm
L = 2 * pi * R
L = 2 * pi * 0. (4) cm = 0. (8) pi cm

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