" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
A+∠B+∠c=180°2x+4x+6x=180°
12x=180°
x=15°
∠B=4x=4(15)=60°(C)
semoga membantu :)
jadikan nterbaik y!
#V17help