Keliling segitiga sama sisi = 324 cm
Panjang sisi segitiga nya..?
K = sisi AB + sisi BC + sisi CA
s = K ÷ 3
s = 324 cm ÷ 3
s = 108 cm (D.)
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Keliling segitiga sama sisi = 324 cm
Panjang sisi segitiga nya..?
K = sisi AB + sisi BC + sisi CA
s = K ÷ 3
s = 324 cm ÷ 3
s = 108 cm (D.)