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OpenStudy (anonymous):
The formula for the area of a triangle is A=12bh , where b is the base of the triangle and h is the height of the triangle. What is the length of the base if the area is 22 cm2 and the height is 8 cm?
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OpenStudy (anonymous):
So A=22, h=8. Plug those into your equation and solve for b.
OpenStudy (gorv):
\[22=\frac{ 1 }{ 2 }*b*8\]
OpenStudy (gorv):
multiply both side by 2 and divide both side by 8
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