hitunglah nilai : a. a° b.b° tolong bantu pakai cara ...

A. a°+5a° = 180
6a° = 180
a° = 180/6 = 30

B. b°+35+5a+a = 360
b°+35+(5*30)+30 = 360
b° = 360-35-150-30
b° = 145