Jawab:
AE²=AD²+DE²
AD²=AC²+CD²
AC²=AB²+BC²
Misal: AB=BC=CD=DE=x
Maka
AC² = x²+x² = 2x²
AD² = 2x²+x² = 3x²
AE² = 3x²+x² = 4x² = (2x)²
2x = 6
x = 3
Jadi panjang AB = 3 cm
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Jawab:
AE²=AD²+DE²
AD²=AC²+CD²
AC²=AB²+BC²
Misal: AB=BC=CD=DE=x
Maka
AC² = x²+x² = 2x²
AD² = 2x²+x² = 3x²
AE² = 3x²+x² = 4x² = (2x)²
2x = 6
x = 3
Jadi panjang AB = 3 cm