1/2(1.5a*h1+a*h2)=1/4(a+1.5a)*(h1+h2)
1/2a(1.5h1+h2)=1/4*5/2a(h1+h2)
1/2(1.5h1+h2)=1/4*5/2(h1+h2)
8*1/2(1.5h1+h2)=8*1/4*5/2(h1+h2)
4(1.5h1+h2)=5(h1+h2)
6h1+4h2=5h1+5h2
h1=h2
1/2(1.5a*h1+a*h2)=1/4(a+1.5a)*(h1+h2)
1/2a(1.5h1+h2)=1/4*5/2a(h1+h2)
1/2(1.5h1+h2)=1/4*5/2(h1+h2)
8*1/2(1.5h1+h2)=8*1/4*5/2(h1+h2)
4(1.5h1+h2)=5(h1+h2)
6h1+4h2=5h1+5h2
h1=h2