(7x-2)+36=90
7x+34=90
7x=56
x=8
sudut ABC 90°
sudut b= 36°
sudut a = 90-36= 54° =7x-2
54=7x-2
52l4+2 =7x
56= 7x
56/7 =x
8= x
nilai x adalah 8
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(7x-2)+36=90
7x+34=90
7x=56
x=8
sudut ABC 90°
sudut b= 36°
sudut a = 90-36= 54° =7x-2
54=7x-2
52l4+2 =7x
56= 7x
56/7 =x
8= x
nilai x adalah 8