panjang sisinya (3√6-2) cm
Luas Persegi :
————
Luas = s × s
Luas = (3√6 - 2)(3√6 - 2)
Luas = (3√6)(3√6) - (3√6)(2) - (2)(3√6) + (2)(2)
Luas = 9√36 - 6√6 -6√6 + 4
Luas = 9(6) - 12√6 + 4
Luas = 54 - 12√6 + 4
Luas = (58 - 12√6) cm²
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panjang sisinya (3√6-2) cm
Luas Persegi :
————
Luas = s × s
Luas = (3√6 - 2)(3√6 - 2)
Luas = (3√6)(3√6) - (3√6)(2) - (2)(3√6) + (2)(2)
Luas = 9√36 - 6√6 -6√6 + 4
Luas = 9(6) - 12√6 + 4
Luas = 54 - 12√6 + 4
Luas = (58 - 12√6) cm²