" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
17x – 7 = 180
17x = 180 + 7
x = 11
sudut ABE = 4x + 5
sudut ABE = 4(11) + 5
sudut ABE = 49°
2. 15x – 6 + 8x + 4 = 90
23x – 2 = 90
23x = 92
x = 4
sudut ABD = 15x – 6
sudut ABD = 15(4) – 6
sudut ABD = 60 – 6 = 54