jawab pake cara yaaaaaa

besar sudut pmr = 60°
banyak siswa = 36 orang
besar sudut basket = 360-(100+60+90+30)
360 - 280 = 80°
banyak siswa basket = x

60/36 = 80/x
10/6 = 80/x
10x = 480
x = 480/10
x = 48

jadi banyak siswa basket = 48 orang➡D