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Mathematics 8 Online
OpenStudy (anonymous):

check my answer? photo below

OpenStudy (anonymous):

jimthompson5910 (jim_thompson5910):

I'm guessing each grid unit represents 9 feet?

OpenStudy (anonymous):

no, 9 is the width

jimthompson5910 (jim_thompson5910):

I see. You're very close. You just need to divide by 2 now. I'm using this formula \[\Large A = \frac{h*(b_1+b_2)}{2}\]

OpenStudy (anonymous):

okay

OpenStudy (anonymous):

27 sq. ft?

jimthompson5910 (jim_thompson5910):

yep

OpenStudy (anonymous):

thanks you!

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