Aromātai
140\pi \approx 439.822971503
Tohaina
Kua tāruatia ki te papatopenga
\pi \times 56+2\pi \times 2\times 21
Whakareatia te 2 ki te 28, ka 56.
\pi \times 56+4\pi \times 21
Whakareatia te 2 ki te 2, ka 4.
\pi \times 56+84\pi
Whakareatia te 4 ki te 21, ka 84.
140\pi
Pahekotia te \pi \times 56 me 84\pi , ka 140\pi .
Ngā Tauira
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