*Dua segitiga tersebut memiliki ukuran yang sama (kongruen)
L∆ = 2 × ½ × a × t
= 2 × ½ × 12 × 16
= 2 × ½ × 192
= 2 × 96
= 192 cm²
Semoga membantu (●'▽'●)ゝ
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*Dua segitiga tersebut memiliki ukuran yang sama (kongruen)
L∆ = 2 × ½ × a × t
= 2 × ½ × 12 × 16
= 2 × ½ × 192
= 2 × 96
= 192 cm²
Semoga membantu (●'▽'●)ゝ