" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
52 = 4.sisi
sisi = 13
diagonal yg lain = 10. dicari dgn phytagoras
luas belah ketupat = d1.d2:2 = 24.10:2 = 120 cm²