JAWABAN :
17. A. L permukaan = 56 cm²
L alas = sisi × sisi = 4 × 4 = 16 cm²
L 4 sisi segitiga = 56 - 16 = 40 cm²
L sisi segitiga = 40 : 4 = 10 cm²
MAAF KALO SALAH
SEMOGA MEMBANTU :)
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JAWABAN :
17. A. L permukaan = 56 cm²
L alas = sisi × sisi = 4 × 4 = 16 cm²
L 4 sisi segitiga = 56 - 16 = 40 cm²
L sisi segitiga = 40 : 4 = 10 cm²
MAAF KALO SALAH
SEMOGA MEMBANTU :)