Answer:
b
Step-by-step explanation:
A=½bh
2A=bh
b=2A/h
That is the final Answer.
Hope that can help you !
[tex]b)~b=\frac{2A}{h}[/tex]
[tex]A = \frac{b*h}{2}\\ \\2A=b*h\\\\b=\frac{2A}{h}[/tex]
