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Help pleaseeeeeeeeeee

Help pleaseeeeeeeeeee-example-1

1 Answer

5 votes

Answer:

Explanation:

A=1/2h(B+b)

2A=h(B+b)

2A=Bh+bh

2A-Bh=bh

divide both sides by h

(2A-Bh)/h = b

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