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PLEASE HELP ME!!! :))) Given the literal equation for the area formula of a trapezoid: A=1/2 h (b1+b2) solve for b1. Must show work to receive full credit.
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PLEASE HELP ME!!! :)))

Given the literal equation for the area formula of a trapezoid: A=1/2 h (b1+b2) solve for b1. Must show work to receive full credit.

User EsmaeelE
by
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1 Answer

6 votes
A = 1/2 h (b1 + b2)

Multiply both sides by 2.

2A = h(b1 + b2)

Divide both sides by h.

2A/h = b1 + b2

Subtract b2 from both sides.

2A/h - b2 = b1

Switch sides.

b1 = 2A/h - b2


b_(1) = (2A)/(h) - b_(2)
User Luthando Ntsekwa
by
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