Penjelasan dengan langkah-langkah:
k = s1 + s2 + s3
k = 3 1/2 + 4 2/3 + 6 1/4
k = 7/2 + 14/3 + 25/4
k = 42/12 + 56/12 + 75/12
k = 98/12 + 75/12
k = 173/12
k = 14 5/12 cm
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Penjelasan dengan langkah-langkah:
k = s1 + s2 + s3
k = 3 1/2 + 4 2/3 + 6 1/4
k = 7/2 + 14/3 + 25/4
k = 42/12 + 56/12 + 75/12
k = 98/12 + 75/12
k = 173/12
k = 14 5/12 cm