" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
5a = 180 - 90
a = = 18
Sudut A = 2a = 2 x 18 = 36
Sudut B = Sudut D = 3a = 3.18 = 54
Sudut B = Sudut D Karena sama dan sebangun sehingga besar sudut sama besar.