1. Hitunglah luas segitiga sama sisi jika diketahui panjang sisinya 8 cm. Jawab:
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Diketahui :
sisi = 8 cm
Ditanya :
luas ... ?
Jawaban :
L = ½ × a × t
= ½ × 8 × 8
= 32 cm²
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n= merupakan panjang sisi
sorry kalau salah yg ku tau gitu
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