" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
lebar = 27 cm
27 / 3 = 9
panjang = 5 * 9 = 45 cm
tinggi = 7 * 9 = 63 cm
luas permukaan :
2pl + 2pt + 2lt
(=) 2(45)(27) + 2(45)(63) + 2(27)(63)
(=) 2430 + 5670 + 3402
(=) 11502 cm²
(=) 115,02 dm²