Respuesta :

Answer: h=2a/3b


Step-by-step explanation:

A=1/2(b+b+b)h

Switch sides

1/2(b+b+b)h)=a

Simplify

1/2 (3b)(h)=a

3/2bh=a

Divide by 2

3bh/2=A/2

3bh=2a


Divide 3b both sides

3bh/3=2a/3

Solve for h

H= 2a/3b