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the formula for the area of a trapezoid is a=1/2(b1+b2)h solve for b1. the area of ABCD is 98cm2. figd the value of b2
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the formula for the area of a trapezoid is a=1/2(b1+b2)h solve for b1. the area of ABCD is 98cm2. figd the value of b2

User Hleb
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1 Answer

9 votes

Solution/:


a = (1)/(2) h(b1 + b2)

take h 4½ to the left


(2a)/(h) = b1 + b2

take b2 to the left


b1 = (2a)/(h) - b2


b2 = (2a)/(h) - b2

User Chad Harrison
by
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