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Mathematics 23 Online
OpenStudy (anonymous):

Find the area of the trapezoid below.

OpenStudy (anonymous):

OpenStudy (anonymous):

171 ?

OpenStudy (anonymous):

@jdoe0001

OpenStudy (anonymous):

@Hero help?

OpenStudy (anonymous):

@whpalmer4 Help?

OpenStudy (whpalmer4):

area of a trapezoid is the average of the two bases * the height

OpenStudy (whpalmer4):

you're essentially turning it into a rectangle with the same area, and finding the area of that.

OpenStudy (jdoe0001):

|dw:1393628358330:dw|

OpenStudy (anonymous):

4.5*(38)?

OpenStudy (whpalmer4):

Yes, 171 is the correct area, as you found.

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