Soal  

What is the circumference of a circle with a radius of 21 cm?

What is the circumference of a circle with a radius of 21 cm?

  1. 131.9 cm
  2. 121.9 cm
  3. 111.9 cm
  4. 141.9 cm
  5. Semua jawaban benar

Jawaban: A. 131.9 cm.

Dilansir dari ensiklopedia, what is the circumference of a circle with a radius of 21 cm 131.9 cm.

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