Respuesta :

Answer:

2A/b =h

Step-by-step explanation:

A= bh/2

Multiply each side by 2

2A = bh/2 *2

2A = bh

Divide by b

2A/b = bh/b

2A/b =h

Answer:

a = (2A - 2bh) / (b + h)

Step-by-step explanation:

i may be wrong but hope this helps