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Verified answer
L = 1/2.a.t24 = 1/2.a.3a
48 = 3a^2
16 = a^2
a = akar 16
a = 4 cm
Verified answer
Rumus luas segitiga = alas × tinggi × 1/23a × a × 1/2 = 3/2 a^2
3/2 a^2 = 24
a^2 = 16
a = 4