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OpenStudy (anonymous):
http://curriculum.kcdistancelearning.com/courses/ALG1x-HS-A06/a/exams/3-HW7/510.gif 20 30 25 28 Last question. sorry for bugging lol.
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OpenStudy (anonymous):
im confused on this lol
OpenStudy (aroub):
28
OpenStudy (anonymous):
thank you:)
OpenStudy (aroub):
Why? The gave you the area which is, A=0.5(b1+b2) h & they also gave you the value of A, b2 and h all you have to do now is substitute 100=0.5(b1+12)5 =>b1= 28
OpenStudy (aroub):
You're welcome :)
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