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Mathematics 21 Online
OpenStudy (anonymous):

HELPPPPPP HELPPPPPP the area of a trapezoid is 32 cm squared. its height is 8 cm and the one base has a length of 3 cm. write and solve an equation to find the length of the other base.

jhonyy9 (jhonyy9):

do you know formula for area of a trapezoid ?

OpenStudy (anonymous):

its one half (a+b)times height i think

jhonyy9 (jhonyy9):

yes is right so than you can calcule easy from this the lenght of needed base yes ?

OpenStudy (anonymous):

You have the height and one of the bases and you have the area so it should be a matter of a little bit of algebra.

OpenStudy (anonymous):

but i dont get how to write the equation.

jhonyy9 (jhonyy9):

why you need just substitute the dates what you know inside this formula what you have wrote little up for area of trapezoid ok ?

OpenStudy (anonymous):

ok thanks:)

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