" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
caranya =
(3x+15)+(2x+10) = 180°
3x+2x+15+10 = 180°
5x+25 = 180°
5x = 180°-25
5x = 155
x = 155:5
x = 31
Besar pelurus KLN adalah
(2x+10)
= 2(31)+10
= 62+10
= 72°