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Tinggi = 2X
Luas adalah 2X² = 162. X² = 162/2 = 81
X= 9
Maka alas = 9
tinggi = 18
semoga bermanfaat
alas = a
L = alas.tinggi
162 = a.2a
162 = 2a²
a² = 162 / 2
a² = 81
a = √81
a = 9 cm
tinggi = 2a = 18 cm