" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
∠ABC = ∠CDA∠DAB = ∠BCD
360° = 2(2x + 3x)
360° = 4x + 6x
360° = 10x
x = 360° : 10
x = 36°
maka:
∠ABC = 3x
∠ABC = 3(36°)
∠ABC = 108° (D.)