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150= 3x × 2x
150= 6x²
150/6= x²
25= x²
x= √25
x= 5
Maka, panjng alas dan tinggi adalah :
a= 3x
= 3(5)
= 15 cm
t= 2x
= 2(5)
= 10 cm
3x × 2x = 150
6x² = 150
x² = 25
x = 5
Panjang alas :
3x = 15 cm
Panjang tinggi :
2x = 10 cm