Perimeter Formula:

Area Formula:

Set perimeter Formula equal to b:

Plug formula for be we just made above into the area Formula:

Solve for L (you'll have to use quadratic formula) then plug that back into the area Equation and solve for b.
Here's a link to where the problem has been explained before (they go into more detail than me).
https://brainly.ph/question/468631
lmk if you need any more help
Answer:
the answer is 2 hope this helps :>
Answer:
5m + 4p
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Answer:
so this is trapezoid
Step-by-step explanation:
the missing length would be the height means "a"
Answer:
I thought fish was another form of meat but wow!!
Step-by-step explanation: