Respuesta :
10.2/4=h/12
10.2×12=4×h (cross multiply)
122.4=4h
30.6=h
The ratio is 2.55:1
10.2×12=4×h (cross multiply)
122.4=4h
30.6=h
The ratio is 2.55:1
you do cross-multiply:
10.2(12)= 122.4
4(h)=4h
4h=122.4
h=30.6
if h is 30.6, it will be proportional