15-08-2016
Mathematics

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A=1/2h (b+c) solve for b

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15-08-2016

A=1/2h(b+c)
times both sides by 2/1
2A=h(b+c)
divide both sides by h
[tex] \frac{2A}{h} [/tex]=b+c
minus c from both sides
[tex] \frac{2A}{h} [/tex]-c=b

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